4981820

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1117}}^1$

素因数の和:1349

約数の個数: 24

約数和(自身を含む): 10518144

約数和(自身を除く): 5536324

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 1117, 2230, 2234, 4460, 4468, 5585, 11170, 22340, 249091, 498182, 996364, 1245455, 2490910, 4981820]

約数ペア:

[(1, 4981820), (2, 2490910), (4, 1245455), (5, 996364), (10, 498182), (20, 249091), (223, 22340), (446, 11170), (892, 5585), (1115, 4468), (1117, 4460), (2230, 2234)]