201416440

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{18719}}^1$

素因数の和:18999

約数の個数: 32

約数和(自身を含む): 454896000

約数和(自身を除く): 253479560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5380, 10760, 18719, 37438, 74876, 93595, 149752, 187190, 374380, 748760, 5035411, 10070822, 20141644, 25177055, 40283288, 50354110, 100708220, 201416440]

約数ペア:

[(1, 201416440), (2, 100708220), (4, 50354110), (5, 40283288), (8, 25177055), (10, 20141644), (20, 10070822), (40, 5035411), (269, 748760), (538, 374380), (1076, 187190), (1345, 149752), (2152, 93595), (2690, 74876), (5380, 37438), (10760, 18719)]