1004080270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1\times {\mathrm{491}}^1$

素因数の和:793

約数の個数: 64

約数和(自身を含む): 1955404800

約数和(自身を除く): 951324530

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 229, 235, 458, 470, 491, 893, 982, 1145, 1786, 2290, 2455, 4351, 4465, 4910, 8702, 8930, 9329, 10763, 18658, 21526, 21755, 23077, 43510, 46154, 46645, 53815, 93290, 107630, 112439, 115385, 204497, 224878, 230770, 408994, 438463, 562195, 876926, 1022485, 1124390, 2044970, 2136341, 2192315, 4272682, 4384630, 5284633, 10569266, 10681705, 21363410, 26423165, 52846330, 100408027, 200816054, 502040135, 1004080270]

約数ペア:

[(1, 1004080270), (2, 502040135), (5, 200816054), (10, 100408027), (19, 52846330), (38, 26423165), (47, 21363410), (94, 10681705), (95, 10569266), (190, 5284633), (229, 4384630), (235, 4272682), (458, 2192315), (470, 2136341), (491, 2044970), (893, 1124390), (982, 1022485), (1145, 876926), (1786, 562195), (2290, 438463), (2455, 408994), (4351, 230770), (4465, 224878), (4910, 204497), (8702, 115385), (8930, 112439), (9329, 107630), (10763, 93290), (18658, 53815), (21526, 46645), (21755, 46154), (23077, 43510)]