2021801240

素因数分解:

$2^3\times 5^1\times {\mathrm{1471}}^1\times {\mathrm{34361}}^1$

素因数の和:35843

約数の個数: 32

約数和(自身を含む): 4552277760

約数和(自身を除く): 2530476520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1471, 2942, 5884, 7355, 11768, 14710, 29420, 34361, 58840, 68722, 137444, 171805, 274888, 343610, 687220, 1374440, 50545031, 101090062, 202180124, 252725155, 404360248, 505450310, 1010900620, 2021801240]

約数ペア:

[(1, 2021801240), (2, 1010900620), (4, 505450310), (5, 404360248), (8, 252725155), (10, 202180124), (20, 101090062), (40, 50545031), (1471, 1374440), (2942, 687220), (5884, 343610), (7355, 274888), (11768, 171805), (14710, 137444), (29420, 68722), (34361, 58840)]