156960880

素因数分解:

$2^4\times 5^1\times {\mathrm{1962011}}^1$

素因数の和:1962024

約数の個数: 20

約数和(自身を含む): 364934232

約数和(自身を除く): 207973352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1962011, 3924022, 7848044, 9810055, 15696088, 19620110, 31392176, 39240220, 78480440, 156960880]

約数ペア:

[(1, 156960880), (2, 78480440), (4, 39240220), (5, 31392176), (8, 19620110), (10, 15696088), (16, 9810055), (20, 7848044), (40, 3924022), (80, 1962011)]