42640528

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{16553}}^1$

素因数の和:16591

約数の個数: 40

約数和(自身を含む): 98529408

約数和(自身を除く): 55888880

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 16553, 33106, 66212, 115871, 132424, 231742, 264848, 380719, 463484, 761438, 926968, 1522876, 1853936, 2665033, 3045752, 5330066, 6091504, 10660132, 21320264, 42640528]

約数ペア:

[(1, 42640528), (2, 21320264), (4, 10660132), (7, 6091504), (8, 5330066), (14, 3045752), (16, 2665033), (23, 1853936), (28, 1522876), (46, 926968), (56, 761438), (92, 463484), (112, 380719), (161, 264848), (184, 231742), (322, 132424), (368, 115871), (644, 66212), (1288, 33106), (2576, 16553)]