196890910

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{249229}}^1$

素因数の和:249315

約数の個数: 16

約数和(自身を含む): 358891200

約数和(自身を除く): 162000290

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 249229, 498458, 1246145, 2492290, 19689091, 39378182, 98445455, 196890910]

約数ペア:

[(1, 196890910), (2, 98445455), (5, 39378182), (10, 19689091), (79, 2492290), (158, 1246145), (395, 498458), (790, 249229)]