78042040

素因数分解:

$2^3\times 5^1\times {\mathrm{1951051}}^1$

素因数の和:1951062

約数の個数: 16

約数和(自身を含む): 175594680

約数和(自身を除く): 97552640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1951051, 3902102, 7804204, 9755255, 15608408, 19510510, 39021020, 78042040]

約数ペア:

[(1, 78042040), (2, 39021020), (4, 19510510), (5, 15608408), (8, 9755255), (10, 7804204), (20, 3902102), (40, 1951051)]