1290676144

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{541391}}^1$

素因数の和:541548

約数の個数: 20

約数和(自身を含む): 2517472800

約数和(自身を除く): 1226796656

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 541391, 1082782, 2165564, 4331128, 8662256, 80667259, 161334518, 322669036, 645338072, 1290676144]

約数ペア:

[(1, 1290676144), (2, 645338072), (4, 322669036), (8, 161334518), (16, 80667259), (149, 8662256), (298, 4331128), (596, 2165564), (1192, 1082782), (2384, 541391)]