309744890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{26183}}^1$

素因数の和:26223

約数の個数: 48

約数和(自身を含む): 690000768

約数和(自身を除く): 380255878

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 169, 182, 338, 455, 845, 910, 1183, 1690, 2366, 5915, 11830, 26183, 52366, 130915, 183281, 261830, 340379, 366562, 680758, 916405, 1701895, 1832810, 2382653, 3403790, 4424927, 4765306, 8849854, 11913265, 22124635, 23826530, 30974489, 44249270, 61948978, 154872445, 309744890]

約数ペア:

[(1, 309744890), (2, 154872445), (5, 61948978), (7, 44249270), (10, 30974489), (13, 23826530), (14, 22124635), (26, 11913265), (35, 8849854), (65, 4765306), (70, 4424927), (91, 3403790), (130, 2382653), (169, 1832810), (182, 1701895), (338, 916405), (455, 680758), (845, 366562), (910, 340379), (1183, 261830), (1690, 183281), (2366, 130915), (5915, 52366), (11830, 26183)]