8673860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{457}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 19928496

約数和(自身を除く): 11254636

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 457, 730, 914, 949, 1460, 1828, 1898, 2285, 3796, 4570, 4745, 5941, 9140, 9490, 11882, 18980, 23764, 29705, 33361, 59410, 66722, 118820, 133444, 166805, 333610, 433693, 667220, 867386, 1734772, 2168465, 4336930, 8673860]

約数ペア:

[(1, 8673860), (2, 4336930), (4, 2168465), (5, 1734772), (10, 867386), (13, 667220), (20, 433693), (26, 333610), (52, 166805), (65, 133444), (73, 118820), (130, 66722), (146, 59410), (260, 33361), (292, 29705), (365, 23764), (457, 18980), (730, 11882), (914, 9490), (949, 9140), (1460, 5941), (1828, 4745), (1898, 4570), (2285, 3796)]