133121780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{55009}}^1$

素因数の和:55040

約数の個数: 36

約数和(自身を含む): 307285860

約数和(自身を除く): 174164080

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 55009, 110018, 220036, 275045, 550090, 605099, 1100180, 1210198, 2420396, 3025495, 6050990, 6656089, 12101980, 13312178, 26624356, 33280445, 66560890, 133121780]

約数ペア:

[(1, 133121780), (2, 66560890), (4, 33280445), (5, 26624356), (10, 13312178), (11, 12101980), (20, 6656089), (22, 6050990), (44, 3025495), (55, 2420396), (110, 1210198), (121, 1100180), (220, 605099), (242, 550090), (484, 275045), (605, 220036), (1210, 110018), (2420, 55009)]