15489140

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{103}}^2$

素因数の和:288

約数の個数: 36

約数和(自身を含む): 33296004

約数和(自身を除く): 17806864

約数列:

[1, 2, 4, 5, 10, 20, 73, 103, 146, 206, 292, 365, 412, 515, 730, 1030, 1460, 2060, 7519, 10609, 15038, 21218, 30076, 37595, 42436, 53045, 75190, 106090, 150380, 212180, 774457, 1548914, 3097828, 3872285, 7744570, 15489140]

約数ペア:

[(1, 15489140), (2, 7744570), (4, 3872285), (5, 3097828), (10, 1548914), (20, 774457), (73, 212180), (103, 150380), (146, 106090), (206, 75190), (292, 53045), (365, 42436), (412, 37595), (515, 30076), (730, 21218), (1030, 15038), (1460, 10609), (2060, 7519)]