290648510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{673}}^1\times {\mathrm{2273}}^1$

素因数の和:2972

約数の個数: 32

約数和(自身を含む): 551763360

約数和(自身を除く): 261114850

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 673, 1346, 2273, 3365, 4546, 6730, 11365, 12787, 22730, 25574, 43187, 63935, 86374, 127870, 215935, 431870, 1529729, 3059458, 7648645, 15297290, 29064851, 58129702, 145324255, 290648510]

約数ペア:

[(1, 290648510), (2, 145324255), (5, 58129702), (10, 29064851), (19, 15297290), (38, 7648645), (95, 3059458), (190, 1529729), (673, 431870), (1346, 215935), (2273, 127870), (3365, 86374), (4546, 63935), (6730, 43187), (11365, 25574), (12787, 22730)]