20527010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2309}}^1$

素因数の和:2450

約数の個数: 32

約数和(自身を含む): 42577920

約数和(自身を除く): 22050910

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 127, 254, 635, 889, 1270, 1778, 2309, 4445, 4618, 8890, 11545, 16163, 23090, 32326, 80815, 161630, 293243, 586486, 1466215, 2052701, 2932430, 4105402, 10263505, 20527010]

約数ペア:

[(1, 20527010), (2, 10263505), (5, 4105402), (7, 2932430), (10, 2052701), (14, 1466215), (35, 586486), (70, 293243), (127, 161630), (254, 80815), (635, 32326), (889, 23090), (1270, 16163), (1778, 11545), (2309, 8890), (4445, 4618)]