30279640

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{4229}}^1$

素因数の和:4419

約数の個数: 32

約数和(自身を含む): 68526000

約数和(自身を除く): 38246360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 4229, 7160, 8458, 16916, 21145, 33832, 42290, 84580, 169160, 756991, 1513982, 3027964, 3784955, 6055928, 7569910, 15139820, 30279640]

約数ペア:

[(1, 30279640), (2, 15139820), (4, 7569910), (5, 6055928), (8, 3784955), (10, 3027964), (20, 1513982), (40, 756991), (179, 169160), (358, 84580), (716, 42290), (895, 33832), (1432, 21145), (1790, 16916), (3580, 8458), (4229, 7160)]