20852495290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{484829}}^1$

素因数の和:484887

約数の個数: 64

約数和(自身を含む): 45240456960

約数和(自身を除く): 24387961670

約数列:

[1, 2, 5, 10, 11, 17, 22, 23, 34, 46, 55, 85, 110, 115, 170, 187, 230, 253, 374, 391, 506, 782, 935, 1265, 1870, 1955, 2530, 3910, 4301, 8602, 21505, 43010, 484829, 969658, 2424145, 4848290, 5333119, 8242093, 10666238, 11151067, 16484186, 22302134, 26665595, 41210465, 53331190, 55755335, 82420930, 90663023, 111510670, 122661737, 181326046, 189568139, 245323474, 379136278, 453315115, 613308685, 906630230, 947840695, 1226617370, 1895681390, 2085249529, 4170499058, 10426247645, 20852495290]

約数ペア:

[(1, 20852495290), (2, 10426247645), (5, 4170499058), (10, 2085249529), (11, 1895681390), (17, 1226617370), (22, 947840695), (23, 906630230), (34, 613308685), (46, 453315115), (55, 379136278), (85, 245323474), (110, 189568139), (115, 181326046), (170, 122661737), (187, 111510670), (230, 90663023), (253, 82420930), (374, 55755335), (391, 53331190), (506, 41210465), (782, 26665595), (935, 22302134), (1265, 16484186), (1870, 11151067), (1955, 10666238), (2530, 8242093), (3910, 5333119), (4301, 4848290), (8602, 2424145), (21505, 969658), (43010, 484829)]