206396180

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{154027}}^1$

素因数の和:154103

約数の個数: 24

約数和(自身を含む): 439903968

約数和(自身を除く): 233507788

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 154027, 308054, 616108, 770135, 1540270, 3080540, 10319809, 20639618, 41279236, 51599045, 103198090, 206396180]

約数ペア:

[(1, 206396180), (2, 103198090), (4, 51599045), (5, 41279236), (10, 20639618), (20, 10319809), (67, 3080540), (134, 1540270), (268, 770135), (335, 616108), (670, 308054), (1340, 154027)]