16823120

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:300

約数の個数: 80

約数和(自身を含む): 41997312

約数和(自身を除く): 25174192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 41, 46, 80, 82, 92, 115, 164, 184, 205, 223, 230, 328, 368, 410, 446, 460, 656, 820, 892, 920, 943, 1115, 1640, 1784, 1840, 1886, 2230, 3280, 3568, 3772, 4460, 4715, 5129, 7544, 8920, 9143, 9430, 10258, 15088, 17840, 18286, 18860, 20516, 25645, 36572, 37720, 41032, 45715, 51290, 73144, 75440, 82064, 91430, 102580, 146288, 182860, 205160, 210289, 365720, 410320, 420578, 731440, 841156, 1051445, 1682312, 2102890, 3364624, 4205780, 8411560, 16823120]

約数ペア:

[(1, 16823120), (2, 8411560), (4, 4205780), (5, 3364624), (8, 2102890), (10, 1682312), (16, 1051445), (20, 841156), (23, 731440), (40, 420578), (41, 410320), (46, 365720), (80, 210289), (82, 205160), (92, 182860), (115, 146288), (164, 102580), (184, 91430), (205, 82064), (223, 75440), (230, 73144), (328, 51290), (368, 45715), (410, 41032), (446, 37720), (460, 36572), (656, 25645), (820, 20516), (892, 18860), (920, 18286), (943, 17840), (1115, 15088), (1640, 10258), (1784, 9430), (1840, 9143), (1886, 8920), (2230, 7544), (3280, 5129), (3568, 4715), (3772, 4460)]