2481440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1193}}^1$

素因数の和:1221

約数の個数: 48

約数和(自身を含む): 6318648

約数和(自身を除く): 3837208

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 1193, 2080, 2386, 4772, 5965, 9544, 11930, 15509, 19088, 23860, 31018, 38176, 47720, 62036, 77545, 95440, 124072, 155090, 190880, 248144, 310180, 496288, 620360, 1240720, 2481440]

約数ペア:

[(1, 2481440), (2, 1240720), (4, 620360), (5, 496288), (8, 310180), (10, 248144), (13, 190880), (16, 155090), (20, 124072), (26, 95440), (32, 77545), (40, 62036), (52, 47720), (65, 38176), (80, 31018), (104, 23860), (130, 19088), (160, 15509), (208, 11930), (260, 9544), (416, 5965), (520, 4772), (1040, 2386), (1193, 2080)]