40418440

素因数分解:

$2^3\times 5^1\times {\mathrm{1010461}}^1$

素因数の和:1010472

約数の個数: 16

約数和(自身を含む): 90941580

約数和(自身を除く): 50523140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1010461, 2020922, 4041844, 5052305, 8083688, 10104610, 20209220, 40418440]

約数ペア:

[(1, 40418440), (2, 20209220), (4, 10104610), (5, 8083688), (8, 5052305), (10, 4041844), (20, 2020922), (40, 1010461)]