1880120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4273}}^1$

素因数の和:4295

約数の個数: 32

約数和(自身を含む): 4615920

約数和(自身を除く): 2735800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4273, 8546, 17092, 21365, 34184, 42730, 47003, 85460, 94006, 170920, 188012, 235015, 376024, 470030, 940060, 1880120]

約数ペア:

[(1, 1880120), (2, 940060), (4, 470030), (5, 376024), (8, 235015), (10, 188012), (11, 170920), (20, 94006), (22, 85460), (40, 47003), (44, 42730), (55, 34184), (88, 21365), (110, 17092), (220, 8546), (440, 4273)]