1821885060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{706157}}^1$

素因数の和:706212

約数の個数: 48

約数和(自身を含む): 5219919936

約数和(自身を除く): 3398034876

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 706157, 1412314, 2118471, 2824628, 3530785, 4236942, 7061570, 8473884, 10592355, 14123140, 21184710, 30364751, 42369420, 60729502, 91094253, 121459004, 151823755, 182188506, 303647510, 364377012, 455471265, 607295020, 910942530, 1821885060]

約数ペア:

[(1, 1821885060), (2, 910942530), (3, 607295020), (4, 455471265), (5, 364377012), (6, 303647510), (10, 182188506), (12, 151823755), (15, 121459004), (20, 91094253), (30, 60729502), (43, 42369420), (60, 30364751), (86, 21184710), (129, 14123140), (172, 10592355), (215, 8473884), (258, 7061570), (430, 4236942), (516, 3530785), (645, 2824628), (860, 2118471), (1290, 1412314), (2580, 706157)]