980766520

素因数分解:

$2^3\times 5^1\times {\mathrm{24519163}}^1$

素因数の和:24519174

約数の個数: 16

約数和(自身を含む): 2206724760

約数和(自身を除く): 1225958240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 24519163, 49038326, 98076652, 122595815, 196153304, 245191630, 490383260, 980766520]

約数ペア:

[(1, 980766520), (2, 490383260), (4, 245191630), (5, 196153304), (8, 122595815), (10, 98076652), (20, 49038326), (40, 24519163)]