30290668

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{26203}}^1$

素因数の和:26241

約数の個数: 18

約数和(自身を含む): 56312396

約数和(自身を除く): 26021728

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 26203, 52406, 104812, 445451, 890902, 1781804, 7572667, 15145334, 30290668]

約数ペア:

[(1, 30290668), (2, 15145334), (4, 7572667), (17, 1781804), (34, 890902), (68, 445451), (289, 104812), (578, 52406), (1156, 26203)]