40278604

素因数分解:

$2^2\times {\mathrm{163}}^2\times {\mathrm{379}}^1$

素因数の和:709

約数の個数: 18

約数和(自身を含む): 71109780

約数和(自身を除く): 30831176

約数列:

[1, 2, 4, 163, 326, 379, 652, 758, 1516, 26569, 53138, 61777, 106276, 123554, 247108, 10069651, 20139302, 40278604]

約数ペア:

[(1, 40278604), (2, 20139302), (4, 10069651), (163, 247108), (326, 123554), (379, 106276), (652, 61777), (758, 53138), (1516, 26569)]