9660820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{509}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 22191120

約数和(自身を除く): 12530300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 509, 730, 949, 1018, 1460, 1898, 2036, 2545, 3796, 4745, 5090, 6617, 9490, 10180, 13234, 18980, 26468, 33085, 37157, 66170, 74314, 132340, 148628, 185785, 371570, 483041, 743140, 966082, 1932164, 2415205, 4830410, 9660820]

約数ペア:

[(1, 9660820), (2, 4830410), (4, 2415205), (5, 1932164), (10, 966082), (13, 743140), (20, 483041), (26, 371570), (52, 185785), (65, 148628), (73, 132340), (130, 74314), (146, 66170), (260, 37157), (292, 33085), (365, 26468), (509, 18980), (730, 13234), (949, 10180), (1018, 9490), (1460, 6617), (1898, 5090), (2036, 4745), (2545, 3796)]