74312180

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{26731}}^1$

素因数の和:26879

約数の個数: 24

約数和(自身を含む): 157184160

約数和(自身を除く): 82871980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 26731, 53462, 106924, 133655, 267310, 534620, 3715609, 7431218, 14862436, 18578045, 37156090, 74312180]

約数ペア:

[(1, 74312180), (2, 37156090), (4, 18578045), (5, 14862436), (10, 7431218), (20, 3715609), (139, 534620), (278, 267310), (556, 133655), (695, 106924), (1390, 53462), (2780, 26731)]