74920240

素因数分解:

$2^4\times 5^1\times {\mathrm{881}}^1\times {\mathrm{1063}}^1$

素因数の和:1957

約数の個数: 40

約数和(自身を含む): 174551328

約数和(自身を除く): 99631088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 881, 1063, 1762, 2126, 3524, 4252, 4405, 5315, 7048, 8504, 8810, 10630, 14096, 17008, 17620, 21260, 35240, 42520, 70480, 85040, 936503, 1873006, 3746012, 4682515, 7492024, 9365030, 14984048, 18730060, 37460120, 74920240]

約数ペア:

[(1, 74920240), (2, 37460120), (4, 18730060), (5, 14984048), (8, 9365030), (10, 7492024), (16, 4682515), (20, 3746012), (40, 1873006), (80, 936503), (881, 85040), (1063, 70480), (1762, 42520), (2126, 35240), (3524, 21260), (4252, 17620), (4405, 17008), (5315, 14096), (7048, 10630), (8504, 8810)]