20800260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2963}}^1$

素因数の和:2994

約数の個数: 96

約数和(自身を含む): 69713280

約数和(自身を除く): 48913020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 351, 390, 468, 540, 585, 702, 780, 1170, 1404, 1755, 2340, 2963, 3510, 5926, 7020, 8889, 11852, 14815, 17778, 26667, 29630, 35556, 38519, 44445, 53334, 59260, 77038, 80001, 88890, 106668, 115557, 133335, 154076, 160002, 177780, 192595, 231114, 266670, 320004, 346671, 385190, 400005, 462228, 533340, 577785, 693342, 770380, 800010, 1040013, 1155570, 1386684, 1600020, 1733355, 2080026, 2311140, 3466710, 4160052, 5200065, 6933420, 10400130, 20800260]

約数ペア:

[(1, 20800260), (2, 10400130), (3, 6933420), (4, 5200065), (5, 4160052), (6, 3466710), (9, 2311140), (10, 2080026), (12, 1733355), (13, 1600020), (15, 1386684), (18, 1155570), (20, 1040013), (26, 800010), (27, 770380), (30, 693342), (36, 577785), (39, 533340), (45, 462228), (52, 400005), (54, 385190), (60, 346671), (65, 320004), (78, 266670), (90, 231114), (108, 192595), (117, 177780), (130, 160002), (135, 154076), (156, 133335), (180, 115557), (195, 106668), (234, 88890), (260, 80001), (270, 77038), (351, 59260), (390, 53334), (468, 44445), (540, 38519), (585, 35556), (702, 29630), (780, 26667), (1170, 17778), (1404, 14815), (1755, 11852), (2340, 8889), (2963, 7020), (3510, 5926)]