1330333520

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{449437}}^1$

素因数の和:449487

約数の個数: 40

約数和(自身を含む): 3176627784

約数和(自身を除く): 1846294264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 449437, 898874, 1797748, 2247185, 3595496, 4494370, 7190992, 8988740, 16629169, 17977480, 33258338, 35954960, 66516676, 83145845, 133033352, 166291690, 266066704, 332583380, 665166760, 1330333520]

約数ペア:

[(1, 1330333520), (2, 665166760), (4, 332583380), (5, 266066704), (8, 166291690), (10, 133033352), (16, 83145845), (20, 66516676), (37, 35954960), (40, 33258338), (74, 17977480), (80, 16629169), (148, 8988740), (185, 7190992), (296, 4494370), (370, 3595496), (592, 2247185), (740, 1797748), (1480, 898874), (2960, 449437)]