620157952

素因数分解:

$2^{10}\times {\mathrm{139}}^1\times {\mathrm{4357}}^1$

素因数の和:4516

約数の個数: 44

約数和(自身を含む): 1248915640

約数和(自身を除く): 628757688

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 139, 256, 278, 512, 556, 1024, 1112, 2224, 4357, 4448, 8714, 8896, 17428, 17792, 34856, 35584, 69712, 71168, 139424, 142336, 278848, 557696, 605623, 1115392, 1211246, 2230784, 2422492, 4461568, 4844984, 9689968, 19379936, 38759872, 77519744, 155039488, 310078976, 620157952]

約数ペア:

[(1, 620157952), (2, 310078976), (4, 155039488), (8, 77519744), (16, 38759872), (32, 19379936), (64, 9689968), (128, 4844984), (139, 4461568), (256, 2422492), (278, 2230784), (512, 1211246), (556, 1115392), (1024, 605623), (1112, 557696), (2224, 278848), (4357, 142336), (4448, 139424), (8714, 71168), (8896, 69712), (17428, 35584), (17792, 34856)]