22146760

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{6221}}^1$

素因数の和:6321

約数の個数: 32

約数和(自身を含む): 50398200

約数和(自身を除く): 28251440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 6221, 12442, 24884, 31105, 49768, 62210, 124420, 248840, 553669, 1107338, 2214676, 2768345, 4429352, 5536690, 11073380, 22146760]

約数ペア:

[(1, 22146760), (2, 11073380), (4, 5536690), (5, 4429352), (8, 2768345), (10, 2214676), (20, 1107338), (40, 553669), (89, 248840), (178, 124420), (356, 62210), (445, 49768), (712, 31105), (890, 24884), (1780, 12442), (3560, 6221)]