20202540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{6353}}^1$

素因数の和:6418

約数の個数: 48

約数和(自身を含む): 57643488

約数和(自身を除く): 37440948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 6353, 12706, 19059, 25412, 31765, 38118, 63530, 76236, 95295, 127060, 190590, 336709, 381180, 673418, 1010127, 1346836, 1683545, 2020254, 3367090, 4040508, 5050635, 6734180, 10101270, 20202540]

約数ペア:

[(1, 20202540), (2, 10101270), (3, 6734180), (4, 5050635), (5, 4040508), (6, 3367090), (10, 2020254), (12, 1683545), (15, 1346836), (20, 1010127), (30, 673418), (53, 381180), (60, 336709), (106, 190590), (159, 127060), (212, 95295), (265, 76236), (318, 63530), (530, 38118), (636, 31765), (795, 25412), (1060, 19059), (1590, 12706), (3180, 6353)]