27809820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3593}}^1$

素因数の和:3651

約数の個数: 72

約数和(自身を含む): 86342256

約数和(自身を除く): 58532436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3593, 3870, 7186, 7740, 10779, 14372, 17965, 21558, 32337, 35930, 43116, 53895, 64674, 71860, 107790, 129348, 154499, 161685, 215580, 308998, 323370, 463497, 617996, 646740, 772495, 926994, 1390491, 1544990, 1853988, 2317485, 2780982, 3089980, 4634970, 5561964, 6952455, 9269940, 13904910, 27809820]

約数ペア:

[(1, 27809820), (2, 13904910), (3, 9269940), (4, 6952455), (5, 5561964), (6, 4634970), (9, 3089980), (10, 2780982), (12, 2317485), (15, 1853988), (18, 1544990), (20, 1390491), (30, 926994), (36, 772495), (43, 646740), (45, 617996), (60, 463497), (86, 323370), (90, 308998), (129, 215580), (172, 161685), (180, 154499), (215, 129348), (258, 107790), (387, 71860), (430, 64674), (516, 53895), (645, 43116), (774, 35930), (860, 32337), (1290, 21558), (1548, 17965), (1935, 14372), (2580, 10779), (3593, 7740), (3870, 7186)]