240820220

素因数分解:

$2^2\times 5^1\times {\mathrm{1453}}^1\times {\mathrm{8287}}^1$

素因数の和:9749

約数の個数: 24

約数和(自身を含む): 506131584

約数和(自身を除く): 265311364

約数列:

[1, 2, 4, 5, 10, 20, 1453, 2906, 5812, 7265, 8287, 14530, 16574, 29060, 33148, 41435, 82870, 165740, 12041011, 24082022, 48164044, 60205055, 120410110, 240820220]

約数ペア:

[(1, 240820220), (2, 120410110), (4, 60205055), (5, 48164044), (10, 24082022), (20, 12041011), (1453, 165740), (2906, 82870), (5812, 41435), (7265, 33148), (8287, 29060), (14530, 16574)]