30958440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257987}}^1$

素因数の和:258001

約数の個数: 32

約数和(自身を含む): 92875680

約数和(自身を除く): 61917240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257987, 515974, 773961, 1031948, 1289935, 1547922, 2063896, 2579870, 3095844, 3869805, 5159740, 6191688, 7739610, 10319480, 15479220, 30958440]

約数ペア:

[(1, 30958440), (2, 15479220), (3, 10319480), (4, 7739610), (5, 6191688), (6, 5159740), (8, 3869805), (10, 3095844), (12, 2579870), (15, 2063896), (20, 1547922), (24, 1289935), (30, 1031948), (40, 773961), (60, 515974), (120, 257987)]