2580221008

素因数分解:

$2^4\times {\mathrm{683}}^1\times {\mathrm{236111}}^1$

素因数の和:236802

約数の個数: 20

約数和(自身を含む): 5006518848

約数和(自身を除く): 2426297840

約数列:

[1, 2, 4, 8, 16, 683, 1366, 2732, 5464, 10928, 236111, 472222, 944444, 1888888, 3777776, 161263813, 322527626, 645055252, 1290110504, 2580221008]

約数ペア:

[(1, 2580221008), (2, 1290110504), (4, 645055252), (8, 322527626), (16, 161263813), (683, 3777776), (1366, 1888888), (2732, 944444), (5464, 472222), (10928, 236111)]