40356016

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{58657}}^1$

素因数の和:58708

約数の個数: 20

約数和(自身を含む): 80009512

約数和(自身を除く): 39653496

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 58657, 117314, 234628, 469256, 938512, 2522251, 5044502, 10089004, 20178008, 40356016]

約数ペア:

[(1, 40356016), (2, 20178008), (4, 10089004), (8, 5044502), (16, 2522251), (43, 938512), (86, 469256), (172, 234628), (344, 117314), (688, 58657)]