2390622290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{4878821}}^1$

素因数の和:4878842

約数の個数: 24

約数和(自身を含む): 5005671372

約数和(自身を除く): 2615049082

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 4878821, 9757642, 24394105, 34151747, 48788210, 68303494, 170758735, 239062229, 341517470, 478124458, 1195311145, 2390622290]

約数ペア:

[(1, 2390622290), (2, 1195311145), (5, 478124458), (7, 341517470), (10, 239062229), (14, 170758735), (35, 68303494), (49, 48788210), (70, 34151747), (98, 24394105), (245, 9757642), (490, 4878821)]