2797960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6359}}^1$

素因数の和:6381

約数の個数: 32

約数和(自身を含む): 6868800

約数和(自身を除く): 4070840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 6359, 12718, 25436, 31795, 50872, 63590, 69949, 127180, 139898, 254360, 279796, 349745, 559592, 699490, 1398980, 2797960]

約数ペア:

[(1, 2797960), (2, 1398980), (4, 699490), (5, 559592), (8, 349745), (10, 279796), (11, 254360), (20, 139898), (22, 127180), (40, 69949), (44, 63590), (55, 50872), (88, 31795), (110, 25436), (220, 12718), (440, 6359)]