40717966480

素因数分解:

$2^4\times 5^1\times {\mathrm{508974581}}^1$

素因数の和:508974594

約数の個数: 20

約数和(自身を含む): 94669272252

約数和(自身を除く): 53951305772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 508974581, 1017949162, 2035898324, 2544872905, 4071796648, 5089745810, 8143593296, 10179491620, 20358983240, 40717966480]

約数ペア:

[(1, 40717966480), (2, 20358983240), (4, 10179491620), (5, 8143593296), (8, 5089745810), (10, 4071796648), (16, 2544872905), (20, 2035898324), (40, 1017949162), (80, 508974581)]