55831980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{8537}}^1$

素因数の和:8658

約数の個数: 48

約数和(自身を含む): 157782240

約数和(自身を除く): 101950260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 3270, 6540, 8537, 17074, 25611, 34148, 42685, 51222, 85370, 102444, 128055, 170740, 256110, 512220, 930533, 1861066, 2791599, 3722132, 4652665, 5583198, 9305330, 11166396, 13957995, 18610660, 27915990, 55831980]

約数ペア:

[(1, 55831980), (2, 27915990), (3, 18610660), (4, 13957995), (5, 11166396), (6, 9305330), (10, 5583198), (12, 4652665), (15, 3722132), (20, 2791599), (30, 1861066), (60, 930533), (109, 512220), (218, 256110), (327, 170740), (436, 128055), (545, 102444), (654, 85370), (1090, 51222), (1308, 42685), (1635, 34148), (2180, 25611), (3270, 17074), (6540, 8537)]