20199428360

素因数分解:

$2^3\times 5^1\times {\mathrm{3761}}^1\times {\mathrm{134269}}^1$

素因数の和:138041

約数の個数: 32

約数和(自身を含む): 45461136600

約数和(自身を除く): 25261708240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3761, 7522, 15044, 18805, 30088, 37610, 75220, 134269, 150440, 268538, 537076, 671345, 1074152, 1342690, 2685380, 5370760, 504985709, 1009971418, 2019942836, 2524928545, 4039885672, 5049857090, 10099714180, 20199428360]

約数ペア:

[(1, 20199428360), (2, 10099714180), (4, 5049857090), (5, 4039885672), (8, 2524928545), (10, 2019942836), (20, 1009971418), (40, 504985709), (3761, 5370760), (7522, 2685380), (15044, 1342690), (18805, 1074152), (30088, 671345), (37610, 537076), (75220, 268538), (134269, 150440)]