20945580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{349093}}^1$

素因数の和:349105

約数の個数: 24

約数和(自身を含む): 58647792

約数和(自身を除く): 37702212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 349093, 698186, 1047279, 1396372, 1745465, 2094558, 3490930, 4189116, 5236395, 6981860, 10472790, 20945580]

約数ペア:

[(1, 20945580), (2, 10472790), (3, 6981860), (4, 5236395), (5, 4189116), (6, 3490930), (10, 2094558), (12, 1745465), (15, 1396372), (20, 1047279), (30, 698186), (60, 349093)]