42876520

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{10613}}^1$

素因数の和:10725

約数の個数: 32

約数和(自身を含む): 97436520

約数和(自身を除く): 54560000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 10613, 21226, 42452, 53065, 84904, 106130, 212260, 424520, 1071913, 2143826, 4287652, 5359565, 8575304, 10719130, 21438260, 42876520]

約数ペア:

[(1, 42876520), (2, 21438260), (4, 10719130), (5, 8575304), (8, 5359565), (10, 4287652), (20, 2143826), (40, 1071913), (101, 424520), (202, 212260), (404, 106130), (505, 84904), (808, 53065), (1010, 42452), (2020, 21226), (4040, 10613)]