39745760

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 98794080

約数和(自身を除く): 59048320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 53, 80, 86, 106, 109, 160, 172, 212, 215, 218, 265, 344, 424, 430, 436, 530, 545, 688, 848, 860, 872, 1060, 1090, 1376, 1696, 1720, 1744, 2120, 2180, 2279, 3440, 3488, 4240, 4360, 4558, 4687, 5777, 6880, 8480, 8720, 9116, 9374, 11395, 11554, 17440, 18232, 18748, 22790, 23108, 23435, 28885, 36464, 37496, 45580, 46216, 46870, 57770, 72928, 74992, 91160, 92432, 93740, 115540, 149984, 182320, 184864, 187480, 231080, 248411, 364640, 374960, 462160, 496822, 749920, 924320, 993644, 1242055, 1987288, 2484110, 3974576, 4968220, 7949152, 9936440, 19872880, 39745760]

約数ペア:

[(1, 39745760), (2, 19872880), (4, 9936440), (5, 7949152), (8, 4968220), (10, 3974576), (16, 2484110), (20, 1987288), (32, 1242055), (40, 993644), (43, 924320), (53, 749920), (80, 496822), (86, 462160), (106, 374960), (109, 364640), (160, 248411), (172, 231080), (212, 187480), (215, 184864), (218, 182320), (265, 149984), (344, 115540), (424, 93740), (430, 92432), (436, 91160), (530, 74992), (545, 72928), (688, 57770), (848, 46870), (860, 46216), (872, 45580), (1060, 37496), (1090, 36464), (1376, 28885), (1696, 23435), (1720, 23108), (1744, 22790), (2120, 18748), (2180, 18232), (2279, 17440), (3440, 11554), (3488, 11395), (4240, 9374), (4360, 9116), (4558, 8720), (4687, 8480), (5777, 6880)]