40543240

素因数分解:

$2^3\times 5^1\times {\mathrm{1013581}}^1$

素因数の和:1013592

約数の個数: 16

約数和(自身を含む): 91222380

約数和(自身を除く): 50679140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1013581, 2027162, 4054324, 5067905, 8108648, 10135810, 20271620, 40543240]

約数ペア:

[(1, 40543240), (2, 20271620), (4, 10135810), (5, 8108648), (8, 5067905), (10, 4054324), (20, 2027162), (40, 1013581)]