280147940180

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{209065627}}^1$

素因数の和:209065703

約数の個数: 24

約数和(自身を含む): 597091433568

約数和(自身を除く): 316943493388

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 209065627, 418131254, 836262508, 1045328135, 2090656270, 4181312540, 14007397009, 28014794018, 56029588036, 70036985045, 140073970090, 280147940180]

約数ペア:

[(1, 280147940180), (2, 140073970090), (4, 70036985045), (5, 56029588036), (10, 28014794018), (20, 14007397009), (67, 4181312540), (134, 2090656270), (268, 1045328135), (335, 836262508), (670, 418131254), (1340, 209065627)]