2018440

素因数分解:

$2^3\times 5^1\times {\mathrm{50461}}^1$

素因数の和:50472

約数の個数: 16

約数和(自身を含む): 4541580

約数和(自身を除く): 2523140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50461, 100922, 201844, 252305, 403688, 504610, 1009220, 2018440]

約数ペア:

[(1, 2018440), (2, 1009220), (4, 504610), (5, 403688), (8, 252305), (10, 201844), (20, 100922), (40, 50461)]