22380640

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3253}}^1$

素因数の和:3311

約数の個数: 48

約数和(自身を含む): 54120528

約数和(自身を除く): 31739888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3253, 3440, 6506, 6880, 13012, 16265, 26024, 32530, 52048, 65060, 104096, 130120, 139879, 260240, 279758, 520480, 559516, 699395, 1119032, 1398790, 2238064, 2797580, 4476128, 5595160, 11190320, 22380640]

約数ペア:

[(1, 22380640), (2, 11190320), (4, 5595160), (5, 4476128), (8, 2797580), (10, 2238064), (16, 1398790), (20, 1119032), (32, 699395), (40, 559516), (43, 520480), (80, 279758), (86, 260240), (160, 139879), (172, 130120), (215, 104096), (344, 65060), (430, 52048), (688, 32530), (860, 26024), (1376, 16265), (1720, 13012), (3253, 6880), (3440, 6506)]