55352560

素因数分解:

$2^4\times 5^1\times {\mathrm{691907}}^1$

素因数の和:691920

約数の個数: 20

約数和(自身を含む): 128694888

約数和(自身を除く): 73342328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 691907, 1383814, 2767628, 3459535, 5535256, 6919070, 11070512, 13838140, 27676280, 55352560]

約数ペア:

[(1, 55352560), (2, 27676280), (4, 13838140), (5, 11070512), (8, 6919070), (10, 5535256), (16, 3459535), (20, 2767628), (40, 1383814), (80, 691907)]