23688380

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{8521}}^1$

素因数の和:8669

約数の個数: 24

約数和(自身を含む): 50109360

約数和(自身を除く): 26420980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 8521, 17042, 34084, 42605, 85210, 170420, 1184419, 2368838, 4737676, 5922095, 11844190, 23688380]

約数ペア:

[(1, 23688380), (2, 11844190), (4, 5922095), (5, 4737676), (10, 2368838), (20, 1184419), (139, 170420), (278, 85210), (556, 42605), (695, 34084), (1390, 17042), (2780, 8521)]