2947490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:147

約数の個数: 64

約数和(自身を含む): 6773760

約数和(自身を除く): 3826270

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 41, 65, 70, 79, 82, 91, 130, 158, 182, 205, 287, 395, 410, 455, 533, 553, 574, 790, 910, 1027, 1066, 1106, 1435, 2054, 2665, 2765, 2870, 3239, 3731, 5135, 5330, 5530, 6478, 7189, 7462, 10270, 14378, 16195, 18655, 22673, 32390, 35945, 37310, 42107, 45346, 71890, 84214, 113365, 210535, 226730, 294749, 421070, 589498, 1473745, 2947490]

約数ペア:

[(1, 2947490), (2, 1473745), (5, 589498), (7, 421070), (10, 294749), (13, 226730), (14, 210535), (26, 113365), (35, 84214), (41, 71890), (65, 45346), (70, 42107), (79, 37310), (82, 35945), (91, 32390), (130, 22673), (158, 18655), (182, 16195), (205, 14378), (287, 10270), (395, 7462), (410, 7189), (455, 6478), (533, 5530), (553, 5330), (574, 5135), (790, 3731), (910, 3239), (1027, 2870), (1066, 2765), (1106, 2665), (1435, 2054)]