203952020

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{152203}}^1$

素因数の和:152279

約数の個数: 24

約数和(自身を含む): 434694624

約数和(自身を除く): 230742604

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 152203, 304406, 608812, 761015, 1522030, 3044060, 10197601, 20395202, 40790404, 50988005, 101976010, 203952020]

約数ペア:

[(1, 203952020), (2, 101976010), (4, 50988005), (5, 40790404), (10, 20395202), (20, 10197601), (67, 3044060), (134, 1522030), (268, 761015), (335, 608812), (670, 304406), (1340, 152203)]