20115279800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{18397}}^1$

素因数の和:18502

約数の個数: 192

約数和(自身を含む): 59132643840

約数和(自身を除く): 39017364040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 71, 77, 88, 100, 110, 140, 142, 154, 175, 200, 220, 275, 280, 284, 308, 350, 355, 385, 440, 497, 550, 568, 616, 700, 710, 770, 781, 994, 1100, 1400, 1420, 1540, 1562, 1775, 1925, 1988, 2200, 2485, 2840, 3080, 3124, 3550, 3850, 3905, 3976, 4970, 5467, 6248, 7100, 7700, 7810, 9940, 10934, 12425, 14200, 15400, 15620, 18397, 19525, 19880, 21868, 24850, 27335, 31240, 36794, 39050, 43736, 49700, 54670, 73588, 78100, 91985, 99400, 109340, 128779, 136675, 147176, 156200, 183970, 202367, 218680, 257558, 273350, 367940, 404734, 459925, 515116, 546700, 643895, 735880, 809468, 919850, 1011835, 1030232, 1093400, 1287790, 1306187, 1416569, 1618936, 1839700, 2023670, 2575580, 2612374, 2833138, 3219475, 3679400, 4047340, 5059175, 5151160, 5224748, 5666276, 6438950, 6530935, 7082845, 8094680, 9143309, 10118350, 10449496, 11332552, 12877900, 13061870, 14165690, 14368057, 18286618, 20236700, 25755800, 26123740, 28331380, 28736114, 32654675, 35414225, 36573236, 40473400, 45716545, 52247480, 56662760, 57472228, 65309350, 70828450, 71840285, 73146472, 91433090, 100576399, 114944456, 130618700, 141656900, 143680570, 182866180, 201152798, 228582725, 261237400, 283313800, 287361140, 359201425, 365732360, 402305596, 457165450, 502881995, 574722280, 718402850, 804611192, 914330900, 1005763990, 1436805700, 1828661800, 2011527980, 2514409975, 2873611400, 4023055960, 5028819950, 10057639900, 20115279800]

約数ペア:

[(1, 20115279800), (2, 10057639900), (4, 5028819950), (5, 4023055960), (7, 2873611400), (8, 2514409975), (10, 2011527980), (11, 1828661800), (14, 1436805700), (20, 1005763990), (22, 914330900), (25, 804611192), (28, 718402850), (35, 574722280), (40, 502881995), (44, 457165450), (50, 402305596), (55, 365732360), (56, 359201425), (70, 287361140), (71, 283313800), (77, 261237400), (88, 228582725), (100, 201152798), (110, 182866180), (140, 143680570), (142, 141656900), (154, 130618700), (175, 114944456), (200, 100576399), (220, 91433090), (275, 73146472), (280, 71840285), (284, 70828450), (308, 65309350), (350, 57472228), (355, 56662760), (385, 52247480), (440, 45716545), (497, 40473400), (550, 36573236), (568, 35414225), (616, 32654675), (700, 28736114), (710, 28331380), (770, 26123740), (781, 25755800), (994, 20236700), (1100, 18286618), (1400, 14368057), (1420, 14165690), (1540, 13061870), (1562, 12877900), (1775, 11332552), (1925, 10449496), (1988, 10118350), (2200, 9143309), (2485, 8094680), (2840, 7082845), (3080, 6530935), (3124, 6438950), (3550, 5666276), (3850, 5224748), (3905, 5151160), (3976, 5059175), (4970, 4047340), (5467, 3679400), (6248, 3219475), (7100, 2833138), (7700, 2612374), (7810, 2575580), (9940, 2023670), (10934, 1839700), (12425, 1618936), (14200, 1416569), (15400, 1306187), (15620, 1287790), (18397, 1093400), (19525, 1030232), (19880, 1011835), (21868, 919850), (24850, 809468), (27335, 735880), (31240, 643895), (36794, 546700), (39050, 515116), (43736, 459925), (49700, 404734), (54670, 367940), (73588, 273350), (78100, 257558), (91985, 218680), (99400, 202367), (109340, 183970), (128779, 156200), (136675, 147176)]