2222720

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:193

約数の個数: 64

約数和(自身を含む): 5581440

約数和(自身を除く): 3358720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 151, 160, 184, 230, 302, 320, 368, 460, 604, 640, 736, 755, 920, 1208, 1472, 1510, 1840, 2416, 2944, 3020, 3473, 3680, 4832, 6040, 6946, 7360, 9664, 12080, 13892, 14720, 17365, 19328, 24160, 27784, 34730, 48320, 55568, 69460, 96640, 111136, 138920, 222272, 277840, 444544, 555680, 1111360, 2222720]

約数ペア:

[(1, 2222720), (2, 1111360), (4, 555680), (5, 444544), (8, 277840), (10, 222272), (16, 138920), (20, 111136), (23, 96640), (32, 69460), (40, 55568), (46, 48320), (64, 34730), (80, 27784), (92, 24160), (115, 19328), (128, 17365), (151, 14720), (160, 13892), (184, 12080), (230, 9664), (302, 7360), (320, 6946), (368, 6040), (460, 4832), (604, 3680), (640, 3473), (736, 3020), (755, 2944), (920, 2416), (1208, 1840), (1472, 1510)]