128776120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{292673}}^1$

素因数の和:292695

約数の個数: 32

約数和(自身を含む): 316087920

約数和(自身を除く): 187311800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 292673, 585346, 1170692, 1463365, 2341384, 2926730, 3219403, 5853460, 6438806, 11706920, 12877612, 16097015, 25755224, 32194030, 64388060, 128776120]

約数ペア:

[(1, 128776120), (2, 64388060), (4, 32194030), (5, 25755224), (8, 16097015), (10, 12877612), (11, 11706920), (20, 6438806), (22, 5853460), (40, 3219403), (44, 2926730), (55, 2341384), (88, 1463365), (110, 1170692), (220, 585346), (440, 292673)]