2020144250

素因数分解:

$2^1\times 5^3\times {\mathrm{89}}^1\times {\mathrm{90793}}^1$

素因数の和:90899

約数の個数: 32

約数和(自身を含む): 3824243280

約数和(自身を除く): 1804099030

約数列:

[1, 2, 5, 10, 25, 50, 89, 125, 178, 250, 445, 890, 2225, 4450, 11125, 22250, 90793, 181586, 453965, 907930, 2269825, 4539650, 8080577, 11349125, 16161154, 22698250, 40402885, 80805770, 202014425, 404028850, 1010072125, 2020144250]

約数ペア:

[(1, 2020144250), (2, 1010072125), (5, 404028850), (10, 202014425), (25, 80805770), (50, 40402885), (89, 22698250), (125, 16161154), (178, 11349125), (250, 8080577), (445, 4539650), (890, 2269825), (2225, 907930), (4450, 453965), (11125, 181586), (22250, 90793)]