1880617960180

素因数分解:

$2^2\times 5^1\times {\mathrm{2141}}^1\times {\mathrm{43919149}}^1$

素因数の和:43921299

約数の個数: 24

約数和(自身を含む): 3951142410600

約数和(自身を除く): 2070524450420

約数列:

[1, 2, 4, 5, 10, 20, 2141, 4282, 8564, 10705, 21410, 42820, 43919149, 87838298, 175676596, 219595745, 439191490, 878382980, 94030898009, 188061796018, 376123592036, 470154490045, 940308980090, 1880617960180]

約数ペア:

[(1, 1880617960180), (2, 940308980090), (4, 470154490045), (5, 376123592036), (10, 188061796018), (20, 94030898009), (2141, 878382980), (4282, 439191490), (8564, 219595745), (10705, 175676596), (21410, 87838298), (42820, 43919149)]