2108420

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2243}}^1$

素因数の和:2299

約数の個数: 24

約数和(自身を含む): 4523904

約数和(自身を除く): 2415484

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 2243, 4486, 8972, 11215, 22430, 44860, 105421, 210842, 421684, 527105, 1054210, 2108420]

約数ペア:

[(1, 2108420), (2, 1054210), (4, 527105), (5, 421684), (10, 210842), (20, 105421), (47, 44860), (94, 22430), (188, 11215), (235, 8972), (470, 4486), (940, 2243)]