91619020

素因数分解:

$2^2\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{4409}}^1$

素因数の和:5457

約数の個数: 24

約数和(自身を含む): 192628800

約数和(自身を除く): 101009780

約数列:

[1, 2, 4, 5, 10, 20, 1039, 2078, 4156, 4409, 5195, 8818, 10390, 17636, 20780, 22045, 44090, 88180, 4580951, 9161902, 18323804, 22904755, 45809510, 91619020]

約数ペア:

[(1, 91619020), (2, 45809510), (4, 22904755), (5, 18323804), (10, 9161902), (20, 4580951), (1039, 88180), (2078, 44090), (4156, 22045), (4409, 20780), (5195, 17636), (8818, 10390)]