22158280

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2207}}^1$

素因数の和:2469

約数の個数: 32

約数和(自身を含む): 50077440

約数和(自身を除く): 27919160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2207, 2510, 4414, 5020, 8828, 10040, 11035, 17656, 22070, 44140, 88280, 553957, 1107914, 2215828, 2769785, 4431656, 5539570, 11079140, 22158280]

約数ペア:

[(1, 22158280), (2, 11079140), (4, 5539570), (5, 4431656), (8, 2769785), (10, 2215828), (20, 1107914), (40, 553957), (251, 88280), (502, 44140), (1004, 22070), (1255, 17656), (2008, 11035), (2207, 10040), (2510, 8828), (4414, 5020)]