20460870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{75781}}^1$

素因数の和:75797

約数の個数: 32

約数和(自身を含む): 54563040

約数和(自身を除く): 34102170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 75781, 151562, 227343, 378905, 454686, 682029, 757810, 1136715, 1364058, 2046087, 2273430, 3410145, 4092174, 6820290, 10230435, 20460870]

約数ペア:

[(1, 20460870), (2, 10230435), (3, 6820290), (5, 4092174), (6, 3410145), (9, 2273430), (10, 2046087), (15, 1364058), (18, 1136715), (27, 757810), (30, 682029), (45, 454686), (54, 378905), (90, 227343), (135, 151562), (270, 75781)]