657186820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{75193}}^1$

素因数の和:75244

約数の個数: 48

約数和(自身を含む): 1515911040

約数和(自身を除く): 858724220

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 75193, 150386, 300772, 375965, 751930, 1428667, 1503860, 1729439, 2857334, 3458878, 5714668, 6917756, 7143335, 8647195, 14286670, 17294390, 28573340, 32859341, 34588780, 65718682, 131437364, 164296705, 328593410, 657186820]

約数ペア:

[(1, 657186820), (2, 328593410), (4, 164296705), (5, 131437364), (10, 65718682), (19, 34588780), (20, 32859341), (23, 28573340), (38, 17294390), (46, 14286670), (76, 8647195), (92, 7143335), (95, 6917756), (115, 5714668), (190, 3458878), (230, 2857334), (380, 1729439), (437, 1503860), (460, 1428667), (874, 751930), (1748, 375965), (2185, 300772), (4370, 150386), (8740, 75193)]