40390762

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1\times {\mathrm{419}}^1$

素因数の和:885

約数の個数: 16

約数和(自身を含む): 61316640

約数和(自身を除く): 20925878

約数列:

[1, 2, 157, 307, 314, 419, 614, 838, 48199, 65783, 96398, 128633, 131566, 257266, 20195381, 40390762]

約数ペア:

[(1, 40390762), (2, 20195381), (157, 257266), (307, 131566), (314, 128633), (419, 96398), (614, 65783), (838, 48199)]