457293820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:515

約数の個数: 96

約数和(自身を含む): 1044933120

約数和(自身を除く): 587639300

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 61, 86, 92, 115, 122, 172, 215, 230, 244, 305, 379, 430, 460, 610, 758, 860, 989, 1220, 1403, 1516, 1895, 1978, 2623, 2806, 3790, 3956, 4945, 5246, 5612, 7015, 7580, 8717, 9890, 10492, 13115, 14030, 16297, 17434, 19780, 23119, 26230, 28060, 32594, 34868, 43585, 46238, 52460, 60329, 65188, 81485, 87170, 92476, 115595, 120658, 162970, 174340, 231190, 241316, 301645, 325940, 374831, 462380, 531737, 603290, 749662, 994117, 1063474, 1206580, 1499324, 1874155, 1988234, 2126948, 2658685, 3748310, 3976468, 4970585, 5317370, 7496620, 9941170, 10634740, 19882340, 22864691, 45729382, 91458764, 114323455, 228646910, 457293820]

約数ペア:

[(1, 457293820), (2, 228646910), (4, 114323455), (5, 91458764), (10, 45729382), (20, 22864691), (23, 19882340), (43, 10634740), (46, 9941170), (61, 7496620), (86, 5317370), (92, 4970585), (115, 3976468), (122, 3748310), (172, 2658685), (215, 2126948), (230, 1988234), (244, 1874155), (305, 1499324), (379, 1206580), (430, 1063474), (460, 994117), (610, 749662), (758, 603290), (860, 531737), (989, 462380), (1220, 374831), (1403, 325940), (1516, 301645), (1895, 241316), (1978, 231190), (2623, 174340), (2806, 162970), (3790, 120658), (3956, 115595), (4945, 92476), (5246, 87170), (5612, 81485), (7015, 65188), (7580, 60329), (8717, 52460), (9890, 46238), (10492, 43585), (13115, 34868), (14030, 32594), (16297, 28060), (17434, 26230), (19780, 23119)]