2557480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3761}}^1$

素因数の和:3789

約数の個数: 32

約数和(自身を含む): 6094440

約数和(自身を除く): 3536960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 3761, 7522, 15044, 18805, 30088, 37610, 63937, 75220, 127874, 150440, 255748, 319685, 511496, 639370, 1278740, 2557480]

約数ペア:

[(1, 2557480), (2, 1278740), (4, 639370), (5, 511496), (8, 319685), (10, 255748), (17, 150440), (20, 127874), (34, 75220), (40, 63937), (68, 37610), (85, 30088), (136, 18805), (170, 15044), (340, 7522), (680, 3761)]