91610140

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{42023}}^1$

素因数の和:42141

約数の個数: 24

約数和(自身を含む): 194150880

約数和(自身を除く): 102540740

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 42023, 84046, 168092, 210115, 420230, 840460, 4580507, 9161014, 18322028, 22902535, 45805070, 91610140]

約数ペア:

[(1, 91610140), (2, 45805070), (4, 22902535), (5, 18322028), (10, 9161014), (20, 4580507), (109, 840460), (218, 420230), (436, 210115), (545, 168092), (1090, 84046), (2180, 42023)]