201259540

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{137849}}^1$

素因数の和:137931

約数の個数: 24

約数和(自身を含む): 428437800

約数和(自身を除く): 227178260

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 137849, 275698, 551396, 689245, 1378490, 2756980, 10062977, 20125954, 40251908, 50314885, 100629770, 201259540]

約数ペア:

[(1, 201259540), (2, 100629770), (4, 50314885), (5, 40251908), (10, 20125954), (20, 10062977), (73, 2756980), (146, 1378490), (292, 689245), (365, 551396), (730, 275698), (1460, 137849)]