440927960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1002109}}^1$

素因数の和:1002131

約数の個数: 32

約数和(自身を含む): 1082278800

約数和(自身を除く): 641350840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1002109, 2004218, 4008436, 5010545, 8016872, 10021090, 11023199, 20042180, 22046398, 40084360, 44092796, 55115995, 88185592, 110231990, 220463980, 440927960]

約数ペア:

[(1, 440927960), (2, 220463980), (4, 110231990), (5, 88185592), (8, 55115995), (10, 44092796), (11, 40084360), (20, 22046398), (22, 20042180), (40, 11023199), (44, 10021090), (55, 8016872), (88, 5010545), (110, 4008436), (220, 2004218), (440, 1002109)]