2056163920

素因数分解:

$2^4\times 5^1\times {\mathrm{1231}}^1\times {\mathrm{20879}}^1$

素因数の和:22123

約数の個数: 40

約数和(自身を含む): 4784693760

約数和(自身を除く): 2728529840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1231, 2462, 4924, 6155, 9848, 12310, 19696, 20879, 24620, 41758, 49240, 83516, 98480, 104395, 167032, 208790, 334064, 417580, 835160, 1670320, 25702049, 51404098, 102808196, 128510245, 205616392, 257020490, 411232784, 514040980, 1028081960, 2056163920]

約数ペア:

[(1, 2056163920), (2, 1028081960), (4, 514040980), (5, 411232784), (8, 257020490), (10, 205616392), (16, 128510245), (20, 102808196), (40, 51404098), (80, 25702049), (1231, 1670320), (2462, 835160), (4924, 417580), (6155, 334064), (9848, 208790), (12310, 167032), (19696, 104395), (20879, 98480), (24620, 83516), (41758, 49240)]