2802760

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1709}}^1$

素因数の和:1761

約数の個数: 32

約数和(自身を含む): 6463800

約数和(自身を除く): 3661040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 1709, 3418, 6836, 8545, 13672, 17090, 34180, 68360, 70069, 140138, 280276, 350345, 560552, 700690, 1401380, 2802760]

約数ペア:

[(1, 2802760), (2, 1401380), (4, 700690), (5, 560552), (8, 350345), (10, 280276), (20, 140138), (40, 70069), (41, 68360), (82, 34180), (164, 17090), (205, 13672), (328, 8545), (410, 6836), (820, 3418), (1640, 1709)]