13198520

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1823}}^1$

素因数の和:2015

約数の個数: 32

約数和(自身を含む): 29877120

約数和(自身を除く): 16678600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 1823, 3620, 3646, 7240, 7292, 9115, 14584, 18230, 36460, 72920, 329963, 659926, 1319852, 1649815, 2639704, 3299630, 6599260, 13198520]

約数ペア:

[(1, 13198520), (2, 6599260), (4, 3299630), (5, 2639704), (8, 1649815), (10, 1319852), (20, 659926), (40, 329963), (181, 72920), (362, 36460), (724, 18230), (905, 14584), (1448, 9115), (1810, 7292), (1823, 7240), (3620, 3646)]