39976408

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{70381}}^1$

素因数の和:70458

約数の個数: 16

約数和(自身を含む): 76012560

約数和(自身を除く): 36036152

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 70381, 140762, 281524, 563048, 4997051, 9994102, 19988204, 39976408]

約数ペア:

[(1, 39976408), (2, 19988204), (4, 9994102), (8, 4997051), (71, 563048), (142, 281524), (284, 140762), (568, 70381)]