203721140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1455151}}^1$

素因数の和:1455167

約数の個数: 24

約数和(自身を含む): 488931072

約数和(自身を除く): 285209932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1455151, 2910302, 5820604, 7275755, 10186057, 14551510, 20372114, 29103020, 40744228, 50930285, 101860570, 203721140]

約数ペア:

[(1, 203721140), (2, 101860570), (4, 50930285), (5, 40744228), (7, 29103020), (10, 20372114), (14, 14551510), (20, 10186057), (28, 7275755), (35, 5820604), (70, 2910302), (140, 1455151)]