2666240

素因数分解:

$2^8\times 5^1\times {\mathrm{2083}}^1$

素因数の和:2104

約数の個数: 36

約数和(自身を含む): 6389544

約数和(自身を除く): 3723304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 2083, 4166, 8332, 10415, 16664, 20830, 33328, 41660, 66656, 83320, 133312, 166640, 266624, 333280, 533248, 666560, 1333120, 2666240]

約数ペア:

[(1, 2666240), (2, 1333120), (4, 666560), (5, 533248), (8, 333280), (10, 266624), (16, 166640), (20, 133312), (32, 83320), (40, 66656), (64, 41660), (80, 33328), (128, 20830), (160, 16664), (256, 10415), (320, 8332), (640, 4166), (1280, 2083)]