621912640

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{84499}}^1$

素因数の和:84539

約数の個数: 56

約数和(自身を含む): 1545336000

約数和(自身を除く): 923423360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1472, 1840, 3680, 7360, 84499, 168998, 337996, 422495, 675992, 844990, 1351984, 1689980, 1943477, 2703968, 3379960, 3886954, 5407936, 6759920, 7773908, 9717385, 13519840, 15547816, 19434770, 27039680, 31095632, 38869540, 62191264, 77739080, 124382528, 155478160, 310956320, 621912640]

約数ペア:

[(1, 621912640), (2, 310956320), (4, 155478160), (5, 124382528), (8, 77739080), (10, 62191264), (16, 38869540), (20, 31095632), (23, 27039680), (32, 19434770), (40, 15547816), (46, 13519840), (64, 9717385), (80, 7773908), (92, 6759920), (115, 5407936), (160, 3886954), (184, 3379960), (230, 2703968), (320, 1943477), (368, 1689980), (460, 1351984), (736, 844990), (920, 675992), (1472, 422495), (1840, 337996), (3680, 168998), (7360, 84499)]