15442340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{24907}}^1$

素因数の和:24947

約数の個数: 24

約数和(自身を含む): 33476352

約数和(自身を除く): 18034012

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 24907, 49814, 99628, 124535, 249070, 498140, 772117, 1544234, 3088468, 3860585, 7721170, 15442340]

約数ペア:

[(1, 15442340), (2, 7721170), (4, 3860585), (5, 3088468), (10, 1544234), (20, 772117), (31, 498140), (62, 249070), (124, 124535), (155, 99628), (310, 49814), (620, 24907)]