31946260

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{21881}}^1$

素因数の和:21963

約数の個数: 24

約数和(自身を含む): 68009256

約数和(自身を除く): 36062996

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 21881, 43762, 87524, 109405, 218810, 437620, 1597313, 3194626, 6389252, 7986565, 15973130, 31946260]

約数ペア:

[(1, 31946260), (2, 15973130), (4, 7986565), (5, 6389252), (10, 3194626), (20, 1597313), (73, 437620), (146, 218810), (292, 109405), (365, 87524), (730, 43762), (1460, 21881)]