220123376

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{1250701}}^1$

素因数の和:1250720

約数の個数: 20

約数和(自身を含む): 465261144

約数和(自身を除く): 245137768

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 1250701, 2501402, 5002804, 10005608, 13757711, 20011216, 27515422, 55030844, 110061688, 220123376]

約数ペア:

[(1, 220123376), (2, 110061688), (4, 55030844), (8, 27515422), (11, 20011216), (16, 13757711), (22, 10005608), (44, 5002804), (88, 2501402), (176, 1250701)]