156930580

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{12203}}^1$

素因数の和:12855

約数の個数: 24

約数和(自身を含む): 330093792

約数和(自身を除く): 173163212

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 2572, 3215, 6430, 12203, 12860, 24406, 48812, 61015, 122030, 244060, 7846529, 15693058, 31386116, 39232645, 78465290, 156930580]

約数ペア:

[(1, 156930580), (2, 78465290), (4, 39232645), (5, 31386116), (10, 15693058), (20, 7846529), (643, 244060), (1286, 122030), (2572, 61015), (3215, 48812), (6430, 24406), (12203, 12860)]