20236831700

素因数分解:

$2^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{181}}^1\times {\mathrm{8161}}^1$

素因数の和:8493

約数の個数: 72

約数和(自身を含む): 44484303864

約数和(自身を除く): 24247472164

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 137, 181, 274, 362, 548, 685, 724, 905, 1370, 1810, 2740, 3425, 3620, 4525, 6850, 8161, 9050, 13700, 16322, 18100, 24797, 32644, 40805, 49594, 81610, 99188, 123985, 163220, 204025, 247970, 408050, 495940, 619925, 816100, 1118057, 1239850, 1477141, 2236114, 2479700, 2954282, 4472228, 5590285, 5908564, 7385705, 11180570, 14771410, 22361140, 27951425, 29542820, 36928525, 55902850, 73857050, 111805700, 147714100, 202368317, 404736634, 809473268, 1011841585, 2023683170, 4047366340, 5059207925, 10118415850, 20236831700]

約数ペア:

[(1, 20236831700), (2, 10118415850), (4, 5059207925), (5, 4047366340), (10, 2023683170), (20, 1011841585), (25, 809473268), (50, 404736634), (100, 202368317), (137, 147714100), (181, 111805700), (274, 73857050), (362, 55902850), (548, 36928525), (685, 29542820), (724, 27951425), (905, 22361140), (1370, 14771410), (1810, 11180570), (2740, 7385705), (3425, 5908564), (3620, 5590285), (4525, 4472228), (6850, 2954282), (8161, 2479700), (9050, 2236114), (13700, 1477141), (16322, 1239850), (18100, 1118057), (24797, 816100), (32644, 619925), (40805, 495940), (49594, 408050), (81610, 247970), (99188, 204025), (123985, 163220)]