20199336940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1213}}^1\times {\mathrm{28711}}^1$

素因数の和:29962

約数の個数: 48

約数和(自身を含む): 43919023680

約数和(自身を除く): 23719686740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1213, 2426, 4852, 6065, 12130, 24260, 28711, 35177, 57422, 70354, 114844, 140708, 143555, 175885, 287110, 351770, 574220, 703540, 832619, 1665238, 3330476, 4163095, 8326190, 16652380, 34826443, 69652886, 139305772, 174132215, 348264430, 696528860, 1009966847, 2019933694, 4039867388, 5049834235, 10099668470, 20199336940]

約数ペア:

[(1, 20199336940), (2, 10099668470), (4, 5049834235), (5, 4039867388), (10, 2019933694), (20, 1009966847), (29, 696528860), (58, 348264430), (116, 174132215), (145, 139305772), (290, 69652886), (580, 34826443), (1213, 16652380), (2426, 8326190), (4852, 4163095), (6065, 3330476), (12130, 1665238), (24260, 832619), (28711, 703540), (35177, 574220), (57422, 351770), (70354, 287110), (114844, 175885), (140708, 143555)]