99487780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{710627}}^1$

素因数の和:710643

約数の個数: 24

約数和(自身を含む): 238771008

約数和(自身を除く): 139283228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 710627, 1421254, 2842508, 3553135, 4974389, 7106270, 9948778, 14212540, 19897556, 24871945, 49743890, 99487780]

約数ペア:

[(1, 99487780), (2, 49743890), (4, 24871945), (5, 19897556), (7, 14212540), (10, 9948778), (14, 7106270), (20, 4974389), (28, 3553135), (35, 2842508), (70, 1421254), (140, 710627)]