11855360

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1$

素因数の和:455

約数の個数: 80

約数和(自身を含む): 31082832

約数和(自身を除く): 19227472

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, 256, 320, 352, 421, 440, 512, 640, 704, 842, 880, 1280, 1408, 1684, 1760, 2105, 2560, 2816, 3368, 3520, 4210, 4631, 5632, 6736, 7040, 8420, 9262, 13472, 14080, 16840, 18524, 23155, 26944, 28160, 33680, 37048, 46310, 53888, 67360, 74096, 92620, 107776, 134720, 148192, 185240, 215552, 269440, 296384, 370480, 538880, 592768, 740960, 1077760, 1185536, 1481920, 2371072, 2963840, 5927680, 11855360]

約数ペア:

[(1, 11855360), (2, 5927680), (4, 2963840), (5, 2371072), (8, 1481920), (10, 1185536), (11, 1077760), (16, 740960), (20, 592768), (22, 538880), (32, 370480), (40, 296384), (44, 269440), (55, 215552), (64, 185240), (80, 148192), (88, 134720), (110, 107776), (128, 92620), (160, 74096), (176, 67360), (220, 53888), (256, 46310), (320, 37048), (352, 33680), (421, 28160), (440, 26944), (512, 23155), (640, 18524), (704, 16840), (842, 14080), (880, 13472), (1280, 9262), (1408, 8420), (1684, 7040), (1760, 6736), (2105, 5632), (2560, 4631), (2816, 4210), (3368, 3520)]