20187044320

素因数分解:

$2^5\times 5^1\times {\mathrm{1907}}^1\times {\mathrm{66161}}^1$

素因数の和:68083

約数の個数: 48

約数和(自身を含む): 47717622288

約数和(自身を除く): 27530577968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1907, 3814, 7628, 9535, 15256, 19070, 30512, 38140, 61024, 66161, 76280, 132322, 152560, 264644, 305120, 330805, 529288, 661610, 1058576, 1323220, 2117152, 2646440, 5292880, 10585760, 126169027, 252338054, 504676108, 630845135, 1009352216, 1261690270, 2018704432, 2523380540, 4037408864, 5046761080, 10093522160, 20187044320]

約数ペア:

[(1, 20187044320), (2, 10093522160), (4, 5046761080), (5, 4037408864), (8, 2523380540), (10, 2018704432), (16, 1261690270), (20, 1009352216), (32, 630845135), (40, 504676108), (80, 252338054), (160, 126169027), (1907, 10585760), (3814, 5292880), (7628, 2646440), (9535, 2117152), (15256, 1323220), (19070, 1058576), (30512, 661610), (38140, 529288), (61024, 330805), (66161, 305120), (76280, 264644), (132322, 152560)]