20345060

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{3209}}^1$

素因数の和:3535

約数の個数: 24

約数和(自身を含む): 42872760

約数和(自身を除く): 22527700

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 3170, 3209, 6340, 6418, 12836, 16045, 32090, 64180, 1017253, 2034506, 4069012, 5086265, 10172530, 20345060]

約数ペア:

[(1, 20345060), (2, 10172530), (4, 5086265), (5, 4069012), (10, 2034506), (20, 1017253), (317, 64180), (634, 32090), (1268, 16045), (1585, 12836), (3170, 6418), (3209, 6340)]