2985640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{10663}}^1$

素因数の和:10681

約数の個数: 32

約数和(自身を含む): 7678080

約数和(自身を除く): 4692440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 10663, 21326, 42652, 53315, 74641, 85304, 106630, 149282, 213260, 298564, 373205, 426520, 597128, 746410, 1492820, 2985640]

約数ペア:

[(1, 2985640), (2, 1492820), (4, 746410), (5, 597128), (7, 426520), (8, 373205), (10, 298564), (14, 213260), (20, 149282), (28, 106630), (35, 85304), (40, 74641), (56, 53315), (70, 42652), (140, 21326), (280, 10663)]