1630420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7411}}^1$

素因数の和:7431

約数の個数: 24

約数和(自身を含む): 3735648

約数和(自身を除く): 2105228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 7411, 14822, 29644, 37055, 74110, 81521, 148220, 163042, 326084, 407605, 815210, 1630420]

約数ペア:

[(1, 1630420), (2, 815210), (4, 407605), (5, 326084), (10, 163042), (11, 148220), (20, 81521), (22, 74110), (44, 37055), (55, 29644), (110, 14822), (220, 7411)]