4985655680

素因数分解:

$2^7\times 5^1\times {\mathrm{7790087}}^1$

素因数の和:7790106

約数の個数: 32

約数和(自身を含む): 11918834640

約数和(自身を除く): 6933178960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 7790087, 15580174, 31160348, 38950435, 62320696, 77900870, 124641392, 155801740, 249282784, 311603480, 498565568, 623206960, 997131136, 1246413920, 2492827840, 4985655680]

約数ペア:

[(1, 4985655680), (2, 2492827840), (4, 1246413920), (5, 997131136), (8, 623206960), (10, 498565568), (16, 311603480), (20, 249282784), (32, 155801740), (40, 124641392), (64, 77900870), (80, 62320696), (128, 38950435), (160, 31160348), (320, 15580174), (640, 7790087)]