8720680

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9479}}^1$

素因数の和:9513

約数の個数: 32

約数和(自身を含む): 20476800

約数和(自身を除く): 11756120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 9479, 18958, 37916, 47395, 75832, 94790, 189580, 218017, 379160, 436034, 872068, 1090085, 1744136, 2180170, 4360340, 8720680]

約数ペア:

[(1, 8720680), (2, 4360340), (4, 2180170), (5, 1744136), (8, 1090085), (10, 872068), (20, 436034), (23, 379160), (40, 218017), (46, 189580), (92, 94790), (115, 75832), (184, 47395), (230, 37916), (460, 18958), (920, 9479)]