30183640

素因数分解:

$2^3\times 5^1\times {\mathrm{617}}^1\times {\mathrm{1223}}^1$

素因数の和:1851

約数の個数: 32

約数和(自身を含む): 68078880

約数和(自身を除く): 37895240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 617, 1223, 1234, 2446, 2468, 3085, 4892, 4936, 6115, 6170, 9784, 12230, 12340, 24460, 24680, 48920, 754591, 1509182, 3018364, 3772955, 6036728, 7545910, 15091820, 30183640]

約数ペア:

[(1, 30183640), (2, 15091820), (4, 7545910), (5, 6036728), (8, 3772955), (10, 3018364), (20, 1509182), (40, 754591), (617, 48920), (1223, 24680), (1234, 24460), (2446, 12340), (2468, 12230), (3085, 9784), (4892, 6170), (4936, 6115)]