48720680

素因数分解:

$2^3\times 5^1\times {\mathrm{1218017}}^1$

素因数の和:1218028

約数の個数: 16

約数和(自身を含む): 109621620

約数和(自身を除く): 60900940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1218017, 2436034, 4872068, 6090085, 9744136, 12180170, 24360340, 48720680]

約数ペア:

[(1, 48720680), (2, 24360340), (4, 12180170), (5, 9744136), (8, 6090085), (10, 4872068), (20, 2436034), (40, 1218017)]