20173270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{5351}}^1$

素因数の和:5400

約数の個数: 32

約数和(自身を含む): 40461120

約数和(自身を除く): 20287850

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 5351, 10702, 26755, 53510, 69563, 139126, 155179, 310358, 347815, 695630, 775895, 1551790, 2017327, 4034654, 10086635, 20173270]

約数ペア:

[(1, 20173270), (2, 10086635), (5, 4034654), (10, 2017327), (13, 1551790), (26, 775895), (29, 695630), (58, 347815), (65, 310358), (130, 155179), (145, 139126), (290, 69563), (377, 53510), (754, 26755), (1885, 10702), (3770, 5351)]