9091003120

素因数分解:

$2^4\times 5^1\times {\mathrm{113637539}}^1$

素因数の和:113637552

約数の個数: 20

約数和(自身を含む): 21136582440

約数和(自身を除く): 12045579320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113637539, 227275078, 454550156, 568187695, 909100312, 1136375390, 1818200624, 2272750780, 4545501560, 9091003120]

約数ペア:

[(1, 9091003120), (2, 4545501560), (4, 2272750780), (5, 1818200624), (8, 1136375390), (10, 909100312), (16, 568187695), (20, 454550156), (40, 227275078), (80, 113637539)]