2520810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{757}}^1$

素因数の和:807

約数の個数: 48

約数和(自身を含む): 6740136

約数和(自身を除く): 4219326

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 757, 1110, 1514, 1665, 2271, 3330, 3785, 4542, 6813, 7570, 11355, 13626, 22710, 28009, 34065, 56018, 68130, 84027, 140045, 168054, 252081, 280090, 420135, 504162, 840270, 1260405, 2520810]

約数ペア:

[(1, 2520810), (2, 1260405), (3, 840270), (5, 504162), (6, 420135), (9, 280090), (10, 252081), (15, 168054), (18, 140045), (30, 84027), (37, 68130), (45, 56018), (74, 34065), (90, 28009), (111, 22710), (185, 13626), (222, 11355), (333, 7570), (370, 6813), (555, 4542), (666, 3785), (757, 3330), (1110, 2271), (1514, 1665)]