28359380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{202567}}^1$

素因数の和:202583

約数の個数: 24

約数和(自身を含む): 68062848

約数和(自身を除く): 39703468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 202567, 405134, 810268, 1012835, 1417969, 2025670, 2835938, 4051340, 5671876, 7089845, 14179690, 28359380]

約数ペア:

[(1, 28359380), (2, 14179690), (4, 7089845), (5, 5671876), (7, 4051340), (10, 2835938), (14, 2025670), (20, 1417969), (28, 1012835), (35, 810268), (70, 405134), (140, 202567)]