2620246520

素因数分解:

$2^3\times 5^1\times {\mathrm{65506163}}^1$

素因数の和:65506174

約数の個数: 16

約数和(自身を含む): 5895554760

約数和(自身を除く): 3275308240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 65506163, 131012326, 262024652, 327530815, 524049304, 655061630, 1310123260, 2620246520]

約数ペア:

[(1, 2620246520), (2, 1310123260), (4, 655061630), (5, 524049304), (8, 327530815), (10, 262024652), (20, 131012326), (40, 65506163)]