72869240

素因数分解:

$2^3\times 5^1\times {\mathrm{1821731}}^1$

素因数の和:1821742

約数の個数: 16

約数和(自身を含む): 163955880

約数和(自身を除く): 91086640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1821731, 3643462, 7286924, 9108655, 14573848, 18217310, 36434620, 72869240]

約数ペア:

[(1, 72869240), (2, 36434620), (4, 18217310), (5, 14573848), (8, 9108655), (10, 7286924), (20, 3643462), (40, 1821731)]