1280490710

素因数分解:

$2^1\times 5^1\times {\mathrm{1399}}^1\times {\mathrm{91529}}^1$

素因数の和:92935

約数の個数: 16

約数和(自身を含む): 2306556000

約数和(自身を除く): 1026065290

約数列:

[1, 2, 5, 10, 1399, 2798, 6995, 13990, 91529, 183058, 457645, 915290, 128049071, 256098142, 640245355, 1280490710]

約数ペア:

[(1, 1280490710), (2, 640245355), (5, 256098142), (10, 128049071), (1399, 915290), (2798, 457645), (6995, 183058), (13990, 91529)]