90134840

素因数分解:

$2^3\times 5^1\times {\mathrm{2253371}}^1$

素因数の和:2253382

約数の個数: 16

約数和(自身を含む): 202803480

約数和(自身を除く): 112668640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2253371, 4506742, 9013484, 11266855, 18026968, 22533710, 45067420, 90134840]

約数ペア:

[(1, 90134840), (2, 45067420), (4, 22533710), (5, 18026968), (8, 11266855), (10, 9013484), (20, 4506742), (40, 2253371)]