20147205700

素因数分解:

$2^2\times 5^2\times {\mathrm{24821}}^1\times {\mathrm{8117}}^1$

素因数の和:32952

約数の個数: 36

約数和(自身を含む): 43726584132

約数和(自身を除く): 23579378432

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 8117, 16234, 24821, 32468, 40585, 49642, 81170, 99284, 124105, 162340, 202925, 248210, 405850, 496420, 620525, 811700, 1241050, 2482100, 201472057, 402944114, 805888228, 1007360285, 2014720570, 4029441140, 5036801425, 10073602850, 20147205700]

約数ペア:

[(1, 20147205700), (2, 10073602850), (4, 5036801425), (5, 4029441140), (10, 2014720570), (20, 1007360285), (25, 805888228), (50, 402944114), (100, 201472057), (8117, 2482100), (16234, 1241050), (24821, 811700), (32468, 620525), (40585, 496420), (49642, 405850), (81170, 248210), (99284, 202925), (124105, 162340)]