2963840

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1$

素因数の和:451

約数の個数: 64

約数和(自身を含む): 7747920

約数和(自身を除く): 4784080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 421, 440, 640, 704, 842, 880, 1408, 1684, 1760, 2105, 3368, 3520, 4210, 4631, 6736, 7040, 8420, 9262, 13472, 16840, 18524, 23155, 26944, 33680, 37048, 46310, 53888, 67360, 74096, 92620, 134720, 148192, 185240, 269440, 296384, 370480, 592768, 740960, 1481920, 2963840]

約数ペア:

[(1, 2963840), (2, 1481920), (4, 740960), (5, 592768), (8, 370480), (10, 296384), (11, 269440), (16, 185240), (20, 148192), (22, 134720), (32, 92620), (40, 74096), (44, 67360), (55, 53888), (64, 46310), (80, 37048), (88, 33680), (110, 26944), (128, 23155), (160, 18524), (176, 16840), (220, 13472), (320, 9262), (352, 8420), (421, 7040), (440, 6736), (640, 4631), (704, 4210), (842, 3520), (880, 3368), (1408, 2105), (1684, 1760)]