84892520

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{21013}}^1$

素因数の和:21125

約数の個数: 32

約数和(自身を含む): 192908520

約数和(自身を除く): 108016000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 21013, 42026, 84052, 105065, 168104, 210130, 420260, 840520, 2122313, 4244626, 8489252, 10611565, 16978504, 21223130, 42446260, 84892520]

約数ペア:

[(1, 84892520), (2, 42446260), (4, 21223130), (5, 16978504), (8, 10611565), (10, 8489252), (20, 4244626), (40, 2122313), (101, 840520), (202, 420260), (404, 210130), (505, 168104), (808, 105065), (1010, 84052), (2020, 42026), (4040, 21013)]