79223240

素因数分解:

$2^3\times 5^1\times {\mathrm{1980581}}^1$

素因数の和:1980592

約数の個数: 16

約数和(自身を含む): 178252380

約数和(自身を除く): 99029140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1980581, 3961162, 7922324, 9902905, 15844648, 19805810, 39611620, 79223240]

約数ペア:

[(1, 79223240), (2, 39611620), (4, 19805810), (5, 15844648), (8, 9902905), (10, 7922324), (20, 3961162), (40, 1980581)]