2180144

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{1531}}^1$

素因数の和:1628

約数の個数: 20

約数和(自身を含む): 4274280

約数和(自身を除く): 2094136

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 1531, 3062, 6124, 12248, 24496, 136259, 272518, 545036, 1090072, 2180144]

約数ペア:

[(1, 2180144), (2, 1090072), (4, 545036), (8, 272518), (16, 136259), (89, 24496), (178, 12248), (356, 6124), (712, 3062), (1424, 1531)]