2005784830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{81173}}^1$

素因数の和:81540

約数の個数: 32

約数和(自身を含む): 4137925824

約数和(自身を除く): 2132140994

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 353, 706, 1765, 2471, 3530, 4942, 12355, 24710, 81173, 162346, 405865, 568211, 811730, 1136422, 2841055, 5682110, 28654069, 57308138, 143270345, 200578483, 286540690, 401156966, 1002892415, 2005784830]

約数ペア:

[(1, 2005784830), (2, 1002892415), (5, 401156966), (7, 286540690), (10, 200578483), (14, 143270345), (35, 57308138), (70, 28654069), (353, 5682110), (706, 2841055), (1765, 1136422), (2471, 811730), (3530, 568211), (4942, 405865), (12355, 162346), (24710, 81173)]