66005980

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{7159}}^1$

素因数の和:7629

約数の個数: 24

約数和(自身を含む): 138932640

約数和(自身を除く): 72926660

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1844, 2305, 4610, 7159, 9220, 14318, 28636, 35795, 71590, 143180, 3300299, 6600598, 13201196, 16501495, 33002990, 66005980]

約数ペア:

[(1, 66005980), (2, 33002990), (4, 16501495), (5, 13201196), (10, 6600598), (20, 3300299), (461, 143180), (922, 71590), (1844, 35795), (2305, 28636), (4610, 14318), (7159, 9220)]