13788740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{98491}}^1$

素因数の和:98507

約数の個数: 24

約数和(自身を含む): 33093312

約数和(自身を除く): 19304572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 98491, 196982, 393964, 492455, 689437, 984910, 1378874, 1969820, 2757748, 3447185, 6894370, 13788740]

約数ペア:

[(1, 13788740), (2, 6894370), (4, 3447185), (5, 2757748), (7, 1969820), (10, 1378874), (14, 984910), (20, 689437), (28, 492455), (35, 393964), (70, 196982), (140, 98491)]