2020969900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{469993}}^1$

素因数の和:470050

約数の個数: 36

約数和(自身を含む): 4487502712

約数和(自身を除く): 2466532812

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 2150, 4300, 469993, 939986, 1879972, 2349965, 4699930, 9399860, 11749825, 20209699, 23499650, 40419398, 46999300, 80838796, 101048495, 202096990, 404193980, 505242475, 1010484950, 2020969900]

約数ペア:

[(1, 2020969900), (2, 1010484950), (4, 505242475), (5, 404193980), (10, 202096990), (20, 101048495), (25, 80838796), (43, 46999300), (50, 40419398), (86, 23499650), (100, 20209699), (172, 11749825), (215, 9399860), (430, 4699930), (860, 2349965), (1075, 1879972), (2150, 939986), (4300, 469993)]