228681260

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{156631}}^1$

素因数の和:156713

約数の個数: 24

約数和(自身を含む): 486812256

約数和(自身を除く): 258130996

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 156631, 313262, 626524, 783155, 1566310, 3132620, 11434063, 22868126, 45736252, 57170315, 114340630, 228681260]

約数ペア:

[(1, 228681260), (2, 114340630), (4, 57170315), (5, 45736252), (10, 22868126), (20, 11434063), (73, 3132620), (146, 1566310), (292, 783155), (365, 626524), (730, 313262), (1460, 156631)]