7823840

素因数分解:

$2^5\times 5^1\times {\mathrm{107}}^1\times {\mathrm{457}}^1$

素因数の和:579

約数の個数: 48

約数和(自身を含む): 18697392

約数和(自身を除く): 10873552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 107, 160, 214, 428, 457, 535, 856, 914, 1070, 1712, 1828, 2140, 2285, 3424, 3656, 4280, 4570, 7312, 8560, 9140, 14624, 17120, 18280, 36560, 48899, 73120, 97798, 195596, 244495, 391192, 488990, 782384, 977980, 1564768, 1955960, 3911920, 7823840]

約数ペア:

[(1, 7823840), (2, 3911920), (4, 1955960), (5, 1564768), (8, 977980), (10, 782384), (16, 488990), (20, 391192), (32, 244495), (40, 195596), (80, 97798), (107, 73120), (160, 48899), (214, 36560), (428, 18280), (457, 17120), (535, 14624), (856, 9140), (914, 8560), (1070, 7312), (1712, 4570), (1828, 4280), (2140, 3656), (2285, 3424)]