622180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2393}}^1$

素因数の和:2415

約数の個数: 24

約数和(自身を含む): 1407672

約数和(自身を除く): 785492

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2393, 4786, 9572, 11965, 23930, 31109, 47860, 62218, 124436, 155545, 311090, 622180]

約数ペア:

[(1, 622180), (2, 311090), (4, 155545), (5, 124436), (10, 62218), (13, 47860), (20, 31109), (26, 23930), (52, 11965), (65, 9572), (130, 4786), (260, 2393)]