30109420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{136861}}^1$

素因数の和:136881

約数の個数: 24

約数和(自身を含む): 68978448

約数和(自身を除く): 38869028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 136861, 273722, 547444, 684305, 1368610, 1505471, 2737220, 3010942, 6021884, 7527355, 15054710, 30109420]

約数ペア:

[(1, 30109420), (2, 15054710), (4, 7527355), (5, 6021884), (10, 3010942), (11, 2737220), (20, 1505471), (22, 1368610), (44, 684305), (55, 547444), (110, 273722), (220, 136861)]