97907620

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{28297}}^1$

素因数の和:28479

約数の個数: 24

約数和(自身を含む): 206801784

約数和(自身を除く): 108894164

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 28297, 56594, 113188, 141485, 282970, 565940, 4895381, 9790762, 19581524, 24476905, 48953810, 97907620]

約数ペア:

[(1, 97907620), (2, 48953810), (4, 24476905), (5, 19581524), (10, 9790762), (20, 4895381), (173, 565940), (346, 282970), (692, 141485), (865, 113188), (1730, 56594), (3460, 28297)]