2021063660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1312379}}^1$

素因数の和:1312406

約数の個数: 48

約数和(自身を含む): 5291516160

約数和(自身を除く): 3270452500

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 1312379, 2624758, 5249516, 6561895, 9186653, 13123790, 14436169, 18373306, 26247580, 28872338, 36746612, 45933265, 57744676, 72180845, 91866530, 101053183, 144361690, 183733060, 202106366, 288723380, 404212732, 505265915, 1010531830, 2021063660]

約数ペア:

[(1, 2021063660), (2, 1010531830), (4, 505265915), (5, 404212732), (7, 288723380), (10, 202106366), (11, 183733060), (14, 144361690), (20, 101053183), (22, 91866530), (28, 72180845), (35, 57744676), (44, 45933265), (55, 36746612), (70, 28872338), (77, 26247580), (110, 18373306), (140, 14436169), (154, 13123790), (220, 9186653), (308, 6561895), (385, 5249516), (770, 2624758), (1540, 1312379)]