1037920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1$

素因数の和:527

約数の個数: 48

約数和(自身を含む): 2646000

約数和(自身を除く): 1608080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 499, 520, 998, 1040, 1996, 2080, 2495, 3992, 4990, 6487, 7984, 9980, 12974, 15968, 19960, 25948, 32435, 39920, 51896, 64870, 79840, 103792, 129740, 207584, 259480, 518960, 1037920]

約数ペア:

[(1, 1037920), (2, 518960), (4, 259480), (5, 207584), (8, 129740), (10, 103792), (13, 79840), (16, 64870), (20, 51896), (26, 39920), (32, 32435), (40, 25948), (52, 19960), (65, 15968), (80, 12974), (104, 9980), (130, 7984), (160, 6487), (208, 4990), (260, 3992), (416, 2495), (499, 2080), (520, 1996), (998, 1040)]