17400820

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{8447}}^1$

素因数の和:8559

約数の個数: 24

約数和(自身を含む): 36900864

約数和(自身を除く): 19500044

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 8447, 16894, 33788, 42235, 84470, 168940, 870041, 1740082, 3480164, 4350205, 8700410, 17400820]

約数ペア:

[(1, 17400820), (2, 8700410), (4, 4350205), (5, 3480164), (10, 1740082), (20, 870041), (103, 168940), (206, 84470), (412, 42235), (515, 33788), (1030, 16894), (2060, 8447)]