20131341720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{773093}}^1$

素因数の和:773145

約数の個数: 128

約数和(自身を含む): 71248343040

約数和(自身を除く): 51117001320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 8680, 13020, 26040, 773093, 1546186, 2319279, 3092372, 3865465, 4638558, 5411651, 6184744, 7730930, 9277116, 10823302, 11596395, 15461860, 16234953, 18554232, 21646604, 23192790, 23965883, 27058255, 30923720, 32469906, 43293208, 46385580, 47931766, 54116510, 64939812, 71897649, 81174765, 92771160, 95863532, 108233020, 119829415, 129879624, 143795298, 162349530, 167761181, 191727064, 216466040, 239658830, 287590596, 324699060, 335522362, 359488245, 479317660, 503283543, 575181192, 649398120, 671044724, 718976490, 838805905, 958635320, 1006567086, 1342089448, 1437952980, 1677611810, 2013134172, 2516417715, 2875905960, 3355223620, 4026268344, 5032835430, 6710447240, 10065670860, 20131341720]

約数ペア:

[(1, 20131341720), (2, 10065670860), (3, 6710447240), (4, 5032835430), (5, 4026268344), (6, 3355223620), (7, 2875905960), (8, 2516417715), (10, 2013134172), (12, 1677611810), (14, 1437952980), (15, 1342089448), (20, 1006567086), (21, 958635320), (24, 838805905), (28, 718976490), (30, 671044724), (31, 649398120), (35, 575181192), (40, 503283543), (42, 479317660), (56, 359488245), (60, 335522362), (62, 324699060), (70, 287590596), (84, 239658830), (93, 216466040), (105, 191727064), (120, 167761181), (124, 162349530), (140, 143795298), (155, 129879624), (168, 119829415), (186, 108233020), (210, 95863532), (217, 92771160), (248, 81174765), (280, 71897649), (310, 64939812), (372, 54116510), (420, 47931766), (434, 46385580), (465, 43293208), (620, 32469906), (651, 30923720), (744, 27058255), (840, 23965883), (868, 23192790), (930, 21646604), (1085, 18554232), (1240, 16234953), (1302, 15461860), (1736, 11596395), (1860, 10823302), (2170, 9277116), (2604, 7730930), (3255, 6184744), (3720, 5411651), (4340, 4638558), (5208, 3865465), (6510, 3092372), (8680, 2319279), (13020, 1546186), (26040, 773093)]