1122820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1811}}^1$

素因数の和:1851

約数の個数: 24

約数和(自身を含む): 2435328

約数和(自身を除く): 1312508

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 1811, 3622, 7244, 9055, 18110, 36220, 56141, 112282, 224564, 280705, 561410, 1122820]

約数ペア:

[(1, 1122820), (2, 561410), (4, 280705), (5, 224564), (10, 112282), (20, 56141), (31, 36220), (62, 18110), (124, 9055), (155, 7244), (310, 3622), (620, 1811)]