816888980

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{559513}}^1$

素因数の和:559595

約数の個数: 24

約数和(自身を含む): 1738969512

約数和(自身を除く): 922080532

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 559513, 1119026, 2238052, 2797565, 5595130, 11190260, 40844449, 81688898, 163377796, 204222245, 408444490, 816888980]

約数ペア:

[(1, 816888980), (2, 408444490), (4, 204222245), (5, 163377796), (10, 81688898), (20, 40844449), (73, 11190260), (146, 5595130), (292, 2797565), (365, 2238052), (730, 1119026), (1460, 559513)]