306042760

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{78877}}^1$

素因数の和:78985

約数の個数: 32

約数和(自身を含む): 695703960

約数和(自身を除く): 389661200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 78877, 157754, 315508, 394385, 631016, 788770, 1577540, 3155080, 7651069, 15302138, 30604276, 38255345, 61208552, 76510690, 153021380, 306042760]

約数ペア:

[(1, 306042760), (2, 153021380), (4, 76510690), (5, 61208552), (8, 38255345), (10, 30604276), (20, 15302138), (40, 7651069), (97, 3155080), (194, 1577540), (388, 788770), (485, 631016), (776, 394385), (970, 315508), (1940, 157754), (3880, 78877)]