140675408

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{517189}}^1$

素因数の和:517214

約数の個数: 20

約数和(自身を含む): 288592020

約数和(自身を除く): 147916612

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 517189, 1034378, 2068756, 4137512, 8275024, 8792213, 17584426, 35168852, 70337704, 140675408]

約数ペア:

[(1, 140675408), (2, 70337704), (4, 35168852), (8, 17584426), (16, 8792213), (17, 8275024), (34, 4137512), (68, 2068756), (136, 1034378), (272, 517189)]