15200780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{15511}}^1$

素因数の和:15534

約数の個数: 36

約数和(自身を含む): 37135728

約数和(自身を除く): 21934948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 15511, 31022, 62044, 77555, 108577, 155110, 217154, 310220, 434308, 542885, 760039, 1085770, 1520078, 2171540, 3040156, 3800195, 7600390, 15200780]

約数ペア:

[(1, 15200780), (2, 7600390), (4, 3800195), (5, 3040156), (7, 2171540), (10, 1520078), (14, 1085770), (20, 760039), (28, 542885), (35, 434308), (49, 310220), (70, 217154), (98, 155110), (140, 108577), (196, 77555), (245, 62044), (490, 31022), (980, 15511)]