2018040280

素因数分解:

$2^3\times 5^1\times {\mathrm{50451007}}^1$

素因数の和:50451018

約数の個数: 16

約数和(自身を含む): 4540590720

約数和(自身を除く): 2522550440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50451007, 100902014, 201804028, 252255035, 403608056, 504510070, 1009020140, 2018040280]

約数ペア:

[(1, 2018040280), (2, 1009020140), (4, 504510070), (5, 403608056), (8, 252255035), (10, 201804028), (20, 100902014), (40, 50451007)]