28710840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3571}}^1$

素因数の和:3652

約数の個数: 64

約数和(自身を含む): 87442560

約数和(自身を除く): 58731720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 120, 134, 201, 268, 335, 402, 536, 670, 804, 1005, 1340, 1608, 2010, 2680, 3571, 4020, 7142, 8040, 10713, 14284, 17855, 21426, 28568, 35710, 42852, 53565, 71420, 85704, 107130, 142840, 214260, 239257, 428520, 478514, 717771, 957028, 1196285, 1435542, 1914056, 2392570, 2871084, 3588855, 4785140, 5742168, 7177710, 9570280, 14355420, 28710840]

約数ペア:

[(1, 28710840), (2, 14355420), (3, 9570280), (4, 7177710), (5, 5742168), (6, 4785140), (8, 3588855), (10, 2871084), (12, 2392570), (15, 1914056), (20, 1435542), (24, 1196285), (30, 957028), (40, 717771), (60, 478514), (67, 428520), (120, 239257), (134, 214260), (201, 142840), (268, 107130), (335, 85704), (402, 71420), (536, 53565), (670, 42852), (804, 35710), (1005, 28568), (1340, 21426), (1608, 17855), (2010, 14284), (2680, 10713), (3571, 8040), (4020, 7142)]