2080491590

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 3873847680

約数和(自身を除く): 1793356090

約数列:

[1, 2, 5, 10, 89, 113, 137, 151, 178, 226, 274, 302, 445, 565, 685, 755, 890, 1130, 1370, 1510, 10057, 12193, 13439, 15481, 17063, 20114, 20687, 24386, 26878, 30962, 34126, 41374, 50285, 60965, 67195, 77405, 85315, 100570, 103435, 121930, 134390, 154810, 170630, 206870, 1377809, 1518607, 1841143, 2337631, 2755618, 3037214, 3682286, 4675262, 6889045, 7593035, 9205715, 11688155, 13778090, 15186070, 18411430, 23376310, 208049159, 416098318, 1040245795, 2080491590]

約数ペア:

[(1, 2080491590), (2, 1040245795), (5, 416098318), (10, 208049159), (89, 23376310), (113, 18411430), (137, 15186070), (151, 13778090), (178, 11688155), (226, 9205715), (274, 7593035), (302, 6889045), (445, 4675262), (565, 3682286), (685, 3037214), (755, 2755618), (890, 2337631), (1130, 1841143), (1370, 1518607), (1510, 1377809), (10057, 206870), (12193, 170630), (13439, 154810), (15481, 134390), (17063, 121930), (20114, 103435), (20687, 100570), (24386, 85315), (26878, 77405), (30962, 67195), (34126, 60965), (41374, 50285)]