2020354480

素因数分解:

$2^4\times 5^1\times {\mathrm{227}}^1\times {\mathrm{111253}}^1$

素因数の和:111493

約数の個数: 40

約数和(自身を含む): 4718059632

約数和(自身を除く): 2697705152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 227, 454, 908, 1135, 1816, 2270, 3632, 4540, 9080, 18160, 111253, 222506, 445012, 556265, 890024, 1112530, 1780048, 2225060, 4450120, 8900240, 25254431, 50508862, 101017724, 126272155, 202035448, 252544310, 404070896, 505088620, 1010177240, 2020354480]

約数ペア:

[(1, 2020354480), (2, 1010177240), (4, 505088620), (5, 404070896), (8, 252544310), (10, 202035448), (16, 126272155), (20, 101017724), (40, 50508862), (80, 25254431), (227, 8900240), (454, 4450120), (908, 2225060), (1135, 1780048), (1816, 1112530), (2270, 890024), (3632, 556265), (4540, 445012), (9080, 222506), (18160, 111253)]