27272120

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1667}}^1$

素因数の和:2087

約数の個数: 32

約数和(自身を含む): 61549200

約数和(自身を除く): 34277080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1636, 1667, 2045, 3272, 3334, 4090, 6668, 8180, 8335, 13336, 16360, 16670, 33340, 66680, 681803, 1363606, 2727212, 3409015, 5454424, 6818030, 13636060, 27272120]

約数ペア:

[(1, 27272120), (2, 13636060), (4, 6818030), (5, 5454424), (8, 3409015), (10, 2727212), (20, 1363606), (40, 681803), (409, 66680), (818, 33340), (1636, 16670), (1667, 16360), (2045, 13336), (3272, 8335), (3334, 8180), (4090, 6668)]