78126740

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{9323}}^1$

素因数の和:9751

約数の個数: 24

約数和(自身を含む): 164475360

約数和(自身を除く): 86348620

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 8380, 9323, 18646, 37292, 46615, 93230, 186460, 3906337, 7812674, 15625348, 19531685, 39063370, 78126740]

約数ペア:

[(1, 78126740), (2, 39063370), (4, 19531685), (5, 15625348), (10, 7812674), (20, 3906337), (419, 186460), (838, 93230), (1676, 46615), (2095, 37292), (4190, 18646), (8380, 9323)]