153560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 378000

約数和(自身を除く): 224440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 349, 440, 698, 1396, 1745, 2792, 3490, 3839, 6980, 7678, 13960, 15356, 19195, 30712, 38390, 76780, 153560]

約数ペア:

[(1, 153560), (2, 76780), (4, 38390), (5, 30712), (8, 19195), (10, 15356), (11, 13960), (20, 7678), (22, 6980), (40, 3839), (44, 3490), (55, 2792), (88, 1745), (110, 1396), (220, 698), (349, 440)]