7844080

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1381}}^1$

素因数の和:1465

約数の個数: 40

約数和(自身を含む): 18507744

約数和(自身を除く): 10663664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1381, 1420, 2762, 2840, 5524, 5680, 6905, 11048, 13810, 22096, 27620, 55240, 98051, 110480, 196102, 392204, 490255, 784408, 980510, 1568816, 1961020, 3922040, 7844080]

約数ペア:

[(1, 7844080), (2, 3922040), (4, 1961020), (5, 1568816), (8, 980510), (10, 784408), (16, 490255), (20, 392204), (40, 196102), (71, 110480), (80, 98051), (142, 55240), (284, 27620), (355, 22096), (568, 13810), (710, 11048), (1136, 6905), (1381, 5680), (1420, 5524), (2762, 2840)]