2021642140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{45553}}^1$

素因数の和:45886

約数の個数: 48

約数和(自身を含む): 4867353792

約数和(自身を除く): 2845711652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 317, 634, 1268, 1585, 2219, 3170, 4438, 6340, 8876, 11095, 22190, 44380, 45553, 91106, 182212, 227765, 318871, 455530, 637742, 911060, 1275484, 1594355, 3188710, 6377420, 14440301, 28880602, 57761204, 72201505, 101082107, 144403010, 202164214, 288806020, 404328428, 505410535, 1010821070, 2021642140]

約数ペア:

[(1, 2021642140), (2, 1010821070), (4, 505410535), (5, 404328428), (7, 288806020), (10, 202164214), (14, 144403010), (20, 101082107), (28, 72201505), (35, 57761204), (70, 28880602), (140, 14440301), (317, 6377420), (634, 3188710), (1268, 1594355), (1585, 1275484), (2219, 911060), (3170, 637742), (4438, 455530), (6340, 318871), (8876, 227765), (11095, 182212), (22190, 91106), (44380, 45553)]