489291260

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{335131}}^1$

素因数の和:335213

約数の個数: 24

約数和(自身を含む): 1041590256

約数和(自身を除く): 552298996

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 335131, 670262, 1340524, 1675655, 3351310, 6702620, 24464563, 48929126, 97858252, 122322815, 244645630, 489291260]

約数ペア:

[(1, 489291260), (2, 244645630), (4, 122322815), (5, 97858252), (10, 48929126), (20, 24464563), (73, 6702620), (146, 3351310), (292, 1675655), (365, 1340524), (730, 670262), (1460, 335131)]