2017008980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{197359}}^1$

素因数の和:197448

約数の個数: 48

約数和(自身を含む): 4907159040

約数和(自身を除く): 2890150060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 10220, 197359, 394718, 789436, 986795, 1381513, 1973590, 2763026, 3947180, 5526052, 6907565, 13815130, 14407207, 27630260, 28814414, 57628828, 72036035, 100850449, 144072070, 201700898, 288144140, 403401796, 504252245, 1008504490, 2017008980]

約数ペア:

[(1, 2017008980), (2, 1008504490), (4, 504252245), (5, 403401796), (7, 288144140), (10, 201700898), (14, 144072070), (20, 100850449), (28, 72036035), (35, 57628828), (70, 28814414), (73, 27630260), (140, 14407207), (146, 13815130), (292, 6907565), (365, 5526052), (511, 3947180), (730, 2763026), (1022, 1973590), (1460, 1381513), (2044, 986795), (2555, 789436), (5110, 394718), (10220, 197359)]