20176069280

素因数分解:

$2^5\times 5^1\times {\mathrm{2647}}^1\times {\mathrm{47639}}^1$

素因数の和:50301

約数の個数: 48

約数和(自身を含む): 47684972160

約数和(自身を除く): 27508902880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 2647, 5294, 10588, 13235, 21176, 26470, 42352, 47639, 52940, 84704, 95278, 105880, 190556, 211760, 238195, 381112, 423520, 476390, 762224, 952780, 1524448, 1905560, 3811120, 7622240, 126100433, 252200866, 504401732, 630502165, 1008803464, 1261004330, 2017606928, 2522008660, 4035213856, 5044017320, 10088034640, 20176069280]

約数ペア:

[(1, 20176069280), (2, 10088034640), (4, 5044017320), (5, 4035213856), (8, 2522008660), (10, 2017606928), (16, 1261004330), (20, 1008803464), (32, 630502165), (40, 504401732), (80, 252200866), (160, 126100433), (2647, 7622240), (5294, 3811120), (10588, 1905560), (13235, 1524448), (21176, 952780), (26470, 762224), (42352, 476390), (47639, 423520), (52940, 381112), (84704, 238195), (95278, 211760), (105880, 190556)]