456980

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:395

約数の個数: 24

約数和(自身を含む): 975912

約数和(自身を除く): 518932

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 313, 365, 626, 730, 1252, 1460, 1565, 3130, 6260, 22849, 45698, 91396, 114245, 228490, 456980]

約数ペア:

[(1, 456980), (2, 228490), (4, 114245), (5, 91396), (10, 45698), (20, 22849), (73, 6260), (146, 3130), (292, 1565), (313, 1460), (365, 1252), (626, 730)]