221411080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{503207}}^1$

素因数の和:503229

約数の個数: 32

約数和(自身を含む): 543464640

約数和(自身を除く): 322053560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 503207, 1006414, 2012828, 2516035, 4025656, 5032070, 5535277, 10064140, 11070554, 20128280, 22141108, 27676385, 44282216, 55352770, 110705540, 221411080]

約数ペア:

[(1, 221411080), (2, 110705540), (4, 55352770), (5, 44282216), (8, 27676385), (10, 22141108), (11, 20128280), (20, 11070554), (22, 10064140), (40, 5535277), (44, 5032070), (55, 4025656), (88, 2516035), (110, 2012828), (220, 1006414), (440, 503207)]