12717080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{577}}^1$

素因数の和:636

約数の個数: 64

約数和(自身を含む): 31212000

約数和(自身を除く): 18494920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 577, 580, 760, 1102, 1154, 1160, 2204, 2308, 2755, 2885, 4408, 4616, 5510, 5770, 10963, 11020, 11540, 16733, 21926, 22040, 23080, 33466, 43852, 54815, 66932, 83665, 87704, 109630, 133864, 167330, 219260, 317927, 334660, 438520, 635854, 669320, 1271708, 1589635, 2543416, 3179270, 6358540, 12717080]

約数ペア:

[(1, 12717080), (2, 6358540), (4, 3179270), (5, 2543416), (8, 1589635), (10, 1271708), (19, 669320), (20, 635854), (29, 438520), (38, 334660), (40, 317927), (58, 219260), (76, 167330), (95, 133864), (116, 109630), (145, 87704), (152, 83665), (190, 66932), (232, 54815), (290, 43852), (380, 33466), (551, 23080), (577, 22040), (580, 21926), (760, 16733), (1102, 11540), (1154, 11020), (1160, 10963), (2204, 5770), (2308, 5510), (2755, 4616), (2885, 4408)]