1361001490

素因数分解:

$2^1\times 5^1\times {\mathrm{619}}^1\times {\mathrm{219871}}^1$

素因数の和:220497

約数の個数: 16

約数和(自身を含む): 2453771520

約数和(自身を除く): 1092770030

約数列:

[1, 2, 5, 10, 619, 1238, 3095, 6190, 219871, 439742, 1099355, 2198710, 136100149, 272200298, 680500745, 1361001490]

約数ペア:

[(1, 1361001490), (2, 680500745), (5, 272200298), (10, 136100149), (619, 2198710), (1238, 1099355), (3095, 439742), (6190, 219871)]