1557920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1$

素因数の和:142

約数の個数: 96

約数和(自身を含む): 4572288

約数和(自身を除く): 3014368

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 107, 112, 130, 140, 160, 182, 208, 214, 224, 260, 280, 364, 416, 428, 455, 520, 535, 560, 728, 749, 856, 910, 1040, 1070, 1120, 1391, 1456, 1498, 1712, 1820, 2080, 2140, 2782, 2912, 2996, 3424, 3640, 3745, 4280, 5564, 5992, 6955, 7280, 7490, 8560, 9737, 11128, 11984, 13910, 14560, 14980, 17120, 19474, 22256, 23968, 27820, 29960, 38948, 44512, 48685, 55640, 59920, 77896, 97370, 111280, 119840, 155792, 194740, 222560, 311584, 389480, 778960, 1557920]

約数ペア:

[(1, 1557920), (2, 778960), (4, 389480), (5, 311584), (7, 222560), (8, 194740), (10, 155792), (13, 119840), (14, 111280), (16, 97370), (20, 77896), (26, 59920), (28, 55640), (32, 48685), (35, 44512), (40, 38948), (52, 29960), (56, 27820), (65, 23968), (70, 22256), (80, 19474), (91, 17120), (104, 14980), (107, 14560), (112, 13910), (130, 11984), (140, 11128), (160, 9737), (182, 8560), (208, 7490), (214, 7280), (224, 6955), (260, 5992), (280, 5564), (364, 4280), (416, 3745), (428, 3640), (455, 3424), (520, 2996), (535, 2912), (560, 2782), (728, 2140), (749, 2080), (856, 1820), (910, 1712), (1040, 1498), (1070, 1456), (1120, 1391)]