156140

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 338352

約数和(自身を除く): 182212

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 211, 370, 422, 740, 844, 1055, 2110, 4220, 7807, 15614, 31228, 39035, 78070, 156140]

約数ペア:

[(1, 156140), (2, 78070), (4, 39035), (5, 31228), (10, 15614), (20, 7807), (37, 4220), (74, 2110), (148, 1055), (185, 844), (211, 740), (370, 422)]