3155960

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 7151760

約数和(自身を除く): 3995800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 307, 514, 614, 1028, 1228, 1285, 1535, 2056, 2456, 2570, 3070, 5140, 6140, 10280, 12280, 78899, 157798, 315596, 394495, 631192, 788990, 1577980, 3155960]

約数ペア:

[(1, 3155960), (2, 1577980), (4, 788990), (5, 631192), (8, 394495), (10, 315596), (20, 157798), (40, 78899), (257, 12280), (307, 10280), (514, 6140), (614, 5140), (1028, 3070), (1228, 2570), (1285, 2456), (1535, 2056)]