53120680

素因数分解:

$2^3\times 5^1\times {\mathrm{1328017}}^1$

素因数の和:1328028

約数の個数: 16

約数和(自身を含む): 119521620

約数和(自身を除く): 66400940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1328017, 2656034, 5312068, 6640085, 10624136, 13280170, 26560340, 53120680]

約数ペア:

[(1, 53120680), (2, 26560340), (4, 13280170), (5, 10624136), (8, 6640085), (10, 5312068), (20, 2656034), (40, 1328017)]