1738608980

素因数分解:

$2^2\times 5^1\times {\mathrm{20411}}^1\times {\mathrm{4259}}^1$

素因数の和:24679

約数の個数: 24

約数和(自身を含む): 3652115040

約数和(自身を除く): 1913506060

約数列:

[1, 2, 4, 5, 10, 20, 4259, 8518, 17036, 20411, 21295, 40822, 42590, 81644, 85180, 102055, 204110, 408220, 86930449, 173860898, 347721796, 434652245, 869304490, 1738608980]

約数ペア:

[(1, 1738608980), (2, 869304490), (4, 434652245), (5, 347721796), (10, 173860898), (20, 86930449), (4259, 408220), (8518, 204110), (17036, 102055), (20411, 85180), (21295, 81644), (40822, 42590)]