137371960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{312209}}^1$

素因数の和:312231

約数の個数: 32

約数和(自身を含む): 337186800

約数和(自身を除く): 199814840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 312209, 624418, 1248836, 1561045, 2497672, 3122090, 3434299, 6244180, 6868598, 12488360, 13737196, 17171495, 27474392, 34342990, 68685980, 137371960]

約数ペア:

[(1, 137371960), (2, 68685980), (4, 34342990), (5, 27474392), (8, 17171495), (10, 13737196), (11, 12488360), (20, 6868598), (22, 6244180), (40, 3434299), (44, 3122090), (55, 2497672), (88, 1561045), (110, 1248836), (220, 624418), (440, 312209)]