56643860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31123}}^1$

素因数の和:31152

約数の個数: 48

約数和(自身を含む): 146407296

約数和(自身を除く): 89763436

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 31123, 62246, 124492, 155615, 217861, 311230, 404599, 435722, 622460, 809198, 871444, 1089305, 1618396, 2022995, 2178610, 2832193, 4045990, 4357220, 5664386, 8091980, 11328772, 14160965, 28321930, 56643860]

約数ペア:

[(1, 56643860), (2, 28321930), (4, 14160965), (5, 11328772), (7, 8091980), (10, 5664386), (13, 4357220), (14, 4045990), (20, 2832193), (26, 2178610), (28, 2022995), (35, 1618396), (52, 1089305), (65, 871444), (70, 809198), (91, 622460), (130, 435722), (140, 404599), (182, 311230), (260, 217861), (364, 155615), (455, 124492), (910, 62246), (1820, 31123)]