220570672

素因数分解:

$2^4\times 7^1\times {\mathrm{1969381}}^1$

素因数の和:1969396

約数の個数: 20

約数和(自身を含む): 488406736

約数和(自身を除く): 267836064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1969381, 3938762, 7877524, 13785667, 15755048, 27571334, 31510096, 55142668, 110285336, 220570672]

約数ペア:

[(1, 220570672), (2, 110285336), (4, 55142668), (7, 31510096), (8, 27571334), (14, 15755048), (16, 13785667), (28, 7877524), (56, 3938762), (112, 1969381)]