49057720

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{12143}}^1$

素因数の和:12255

約数の個数: 32

約数和(自身を含む): 111481920

約数和(自身を除く): 62424200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 12143, 24286, 48572, 60715, 97144, 121430, 242860, 485720, 1226443, 2452886, 4905772, 6132215, 9811544, 12264430, 24528860, 49057720]

約数ペア:

[(1, 49057720), (2, 24528860), (4, 12264430), (5, 9811544), (8, 6132215), (10, 4905772), (20, 2452886), (40, 1226443), (101, 485720), (202, 242860), (404, 121430), (505, 97144), (808, 60715), (1010, 48572), (2020, 24286), (4040, 12143)]