74915672840

素因数分解:

$2^3\times 5^1\times {\mathrm{1872891821}}^1$

素因数の和:1872891832

約数の個数: 16

約数和(自身を含む): 168560263980

約数和(自身を除く): 93644591140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1872891821, 3745783642, 7491567284, 9364459105, 14983134568, 18728918210, 37457836420, 74915672840]

約数ペア:

[(1, 74915672840), (2, 37457836420), (4, 18728918210), (5, 14983134568), (8, 9364459105), (10, 7491567284), (20, 3745783642), (40, 1872891821)]