84807640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{739}}^1$

素因数の和:920

約数の個数: 64

約数和(自身を含む): 202464000

約数和(自身を除く): 117656360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 151, 152, 190, 302, 380, 604, 739, 755, 760, 1208, 1478, 1510, 2869, 2956, 3020, 3695, 5738, 5912, 6040, 7390, 11476, 14041, 14345, 14780, 22952, 28082, 28690, 29560, 56164, 57380, 70205, 111589, 112328, 114760, 140410, 223178, 280820, 446356, 557945, 561640, 892712, 1115890, 2120191, 2231780, 4240382, 4463560, 8480764, 10600955, 16961528, 21201910, 42403820, 84807640]

約数ペア:

[(1, 84807640), (2, 42403820), (4, 21201910), (5, 16961528), (8, 10600955), (10, 8480764), (19, 4463560), (20, 4240382), (38, 2231780), (40, 2120191), (76, 1115890), (95, 892712), (151, 561640), (152, 557945), (190, 446356), (302, 280820), (380, 223178), (604, 140410), (739, 114760), (755, 112328), (760, 111589), (1208, 70205), (1478, 57380), (1510, 56164), (2869, 29560), (2956, 28690), (3020, 28082), (3695, 22952), (5738, 14780), (5912, 14345), (6040, 14041), (7390, 11476)]