20132678990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2729}}^1\times {\mathrm{25439}}^1$

素因数の和:28204

約数の個数: 32

約数和(自身を含む): 37503648000

約数和(自身を除く): 17370969010

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 2729, 5458, 13645, 25439, 27290, 50878, 79141, 127195, 158282, 254390, 395705, 737731, 791410, 1475462, 3688655, 7377310, 69423031, 138846062, 347115155, 694230310, 2013267899, 4026535798, 10066339495, 20132678990]

約数ペア:

[(1, 20132678990), (2, 10066339495), (5, 4026535798), (10, 2013267899), (29, 694230310), (58, 347115155), (145, 138846062), (290, 69423031), (2729, 7377310), (5458, 3688655), (13645, 1475462), (25439, 791410), (27290, 737731), (50878, 395705), (79141, 254390), (127195, 158282)]