74914520

素因数分解:

$2^3\times 5^1\times {\mathrm{523}}^1\times {\mathrm{3581}}^1$

素因数の和:4115

約数の個数: 32

約数和(自身を含む): 168927120

約数和(自身を除く): 94012600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 523, 1046, 2092, 2615, 3581, 4184, 5230, 7162, 10460, 14324, 17905, 20920, 28648, 35810, 71620, 143240, 1872863, 3745726, 7491452, 9364315, 14982904, 18728630, 37457260, 74914520]

約数ペア:

[(1, 74914520), (2, 37457260), (4, 18728630), (5, 14982904), (8, 9364315), (10, 7491452), (20, 3745726), (40, 1872863), (523, 143240), (1046, 71620), (2092, 35810), (2615, 28648), (3581, 20920), (4184, 17905), (5230, 14324), (7162, 10460)]