6810920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4153}}^1$

素因数の和:4205

約数の個数: 32

約数和(自身を含む): 15702120

約数和(自身を除く): 8891200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 4153, 8306, 16612, 20765, 33224, 41530, 83060, 166120, 170273, 340546, 681092, 851365, 1362184, 1702730, 3405460, 6810920]

約数ペア:

[(1, 6810920), (2, 3405460), (4, 1702730), (5, 1362184), (8, 851365), (10, 681092), (20, 340546), (40, 170273), (41, 166120), (82, 83060), (164, 41530), (205, 33224), (328, 20765), (410, 16612), (820, 8306), (1640, 4153)]