2459490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 6687360

約数和(自身を除く): 4227870

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 29, 30, 33, 55, 58, 66, 87, 110, 145, 165, 174, 257, 290, 319, 330, 435, 514, 638, 771, 870, 957, 1285, 1542, 1595, 1914, 2570, 2827, 3190, 3855, 4785, 5654, 7453, 7710, 8481, 9570, 14135, 14906, 16962, 22359, 28270, 37265, 42405, 44718, 74530, 81983, 84810, 111795, 163966, 223590, 245949, 409915, 491898, 819830, 1229745, 2459490]

約数ペア:

[(1, 2459490), (2, 1229745), (3, 819830), (5, 491898), (6, 409915), (10, 245949), (11, 223590), (15, 163966), (22, 111795), (29, 84810), (30, 81983), (33, 74530), (55, 44718), (58, 42405), (66, 37265), (87, 28270), (110, 22359), (145, 16962), (165, 14906), (174, 14135), (257, 9570), (290, 8481), (319, 7710), (330, 7453), (435, 5654), (514, 4785), (638, 3855), (771, 3190), (870, 2827), (957, 2570), (1285, 1914), (1542, 1595)]