415493980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1888609}}^1$

素因数の和:1888629

約数の個数: 24

約数和(自身を含む): 951859440

約数和(自身を除く): 536365460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1888609, 3777218, 7554436, 9443045, 18886090, 20774699, 37772180, 41549398, 83098796, 103873495, 207746990, 415493980]

約数ペア:

[(1, 415493980), (2, 207746990), (4, 103873495), (5, 83098796), (10, 41549398), (11, 37772180), (20, 20774699), (22, 18886090), (44, 9443045), (55, 7554436), (110, 3777218), (220, 1888609)]