39980008

素因数分解:

$2^3\times {\mathrm{179}}^1\times {\mathrm{27919}}^1$

素因数の和:28104

約数の個数: 16

約数和(自身を含む): 75384000

約数和(自身を除く): 35403992

約数列:

[1, 2, 4, 8, 179, 358, 716, 1432, 27919, 55838, 111676, 223352, 4997501, 9995002, 19990004, 39980008]

約数ペア:

[(1, 39980008), (2, 19990004), (4, 9995002), (8, 4997501), (179, 223352), (358, 111676), (716, 55838), (1432, 27919)]