660291010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2129971}}^1$

素因数の和:2130009

約数の個数: 16

約数和(自身を含む): 1226863872

約数和(自身を除く): 566572862

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 2129971, 4259942, 10649855, 21299710, 66029101, 132058202, 330145505, 660291010]

約数ペア:

[(1, 660291010), (2, 330145505), (5, 132058202), (10, 66029101), (31, 21299710), (62, 10649855), (155, 4259942), (310, 2129971)]