660240976

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{13723}}^1$

素因数の和:13859

約数の個数: 40

約数和(自身を含む): 1334192384

約数和(自身を除く): 673951408

約数列:

[1, 2, 4, 8, 16, 31, 62, 97, 124, 194, 248, 388, 496, 776, 1552, 3007, 6014, 12028, 13723, 24056, 27446, 48112, 54892, 109784, 219568, 425413, 850826, 1331131, 1701652, 2662262, 3403304, 5324524, 6806608, 10649048, 21298096, 41265061, 82530122, 165060244, 330120488, 660240976]

約数ペア:

[(1, 660240976), (2, 330120488), (4, 165060244), (8, 82530122), (16, 41265061), (31, 21298096), (62, 10649048), (97, 6806608), (124, 5324524), (194, 3403304), (248, 2662262), (388, 1701652), (496, 1331131), (776, 850826), (1552, 425413), (3007, 219568), (6014, 109784), (12028, 54892), (13723, 48112), (24056, 27446)]