195119980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{886909}}^1$

素因数の和:886929

約数の個数: 24

約数和(自身を含む): 447002640

約数和(自身を除く): 251882660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 886909, 1773818, 3547636, 4434545, 8869090, 9755999, 17738180, 19511998, 39023996, 48779995, 97559990, 195119980]

約数ペア:

[(1, 195119980), (2, 97559990), (4, 48779995), (5, 39023996), (10, 19511998), (11, 17738180), (20, 9755999), (22, 8869090), (44, 4434545), (55, 3547636), (110, 1773818), (220, 886909)]