40630840

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{9319}}^1$

素因数の和:9439

約数の個数: 32

約数和(自身を含む): 92268000

約数和(自身を除く): 51637160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 9319, 18638, 37276, 46595, 74552, 93190, 186380, 372760, 1015771, 2031542, 4063084, 5078855, 8126168, 10157710, 20315420, 40630840]

約数ペア:

[(1, 40630840), (2, 20315420), (4, 10157710), (5, 8126168), (8, 5078855), (10, 4063084), (20, 2031542), (40, 1015771), (109, 372760), (218, 186380), (436, 93190), (545, 74552), (872, 46595), (1090, 37276), (2180, 18638), (4360, 9319)]