12357420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{205957}}^1$

素因数の和:205969

約数の個数: 24

約数和(自身を含む): 34600944

約数和(自身を除く): 22243524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 205957, 411914, 617871, 823828, 1029785, 1235742, 2059570, 2471484, 3089355, 4119140, 6178710, 12357420]

約数ペア:

[(1, 12357420), (2, 6178710), (3, 4119140), (4, 3089355), (5, 2471484), (6, 2059570), (10, 1235742), (12, 1029785), (15, 823828), (20, 617871), (30, 411914), (60, 205957)]