393552280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{9221}}^1$

素因数の和:9340

約数の個数: 64

約数和(自身を含む): 976056480

約数和(自身を除く): 582504200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 388, 440, 485, 776, 970, 1067, 1940, 2134, 3880, 4268, 5335, 8536, 9221, 10670, 18442, 21340, 36884, 42680, 46105, 73768, 92210, 101431, 184420, 202862, 368840, 405724, 507155, 811448, 894437, 1014310, 1788874, 2028620, 3577748, 4057240, 4472185, 7155496, 8944370, 9838807, 17888740, 19677614, 35777480, 39355228, 49194035, 78710456, 98388070, 196776140, 393552280]

約数ペア:

[(1, 393552280), (2, 196776140), (4, 98388070), (5, 78710456), (8, 49194035), (10, 39355228), (11, 35777480), (20, 19677614), (22, 17888740), (40, 9838807), (44, 8944370), (55, 7155496), (88, 4472185), (97, 4057240), (110, 3577748), (194, 2028620), (220, 1788874), (388, 1014310), (440, 894437), (485, 811448), (776, 507155), (970, 405724), (1067, 368840), (1940, 202862), (2134, 184420), (3880, 101431), (4268, 92210), (5335, 73768), (8536, 46105), (9221, 42680), (10670, 36884), (18442, 21340)]