80896420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{367711}}^1$

素因数の和:367731

約数の個数: 24

約数和(自身を含む): 185326848

約数和(自身を除く): 104430428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 367711, 735422, 1470844, 1838555, 3677110, 4044821, 7354220, 8089642, 16179284, 20224105, 40448210, 80896420]

約数ペア:

[(1, 80896420), (2, 40448210), (4, 20224105), (5, 16179284), (10, 8089642), (11, 7354220), (20, 4044821), (22, 3677110), (44, 1838555), (55, 1470844), (110, 735422), (220, 367711)]