40009760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:418

約数の個数: 96

約数和(自身を含む): 109226880

約数和(自身を除く): 69217120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 139, 140, 160, 224, 257, 278, 280, 514, 556, 560, 695, 973, 1028, 1112, 1120, 1285, 1390, 1799, 1946, 2056, 2224, 2570, 2780, 3598, 3892, 4112, 4448, 4865, 5140, 5560, 7196, 7784, 8224, 8995, 9730, 10280, 11120, 14392, 15568, 17990, 19460, 20560, 22240, 28784, 31136, 35723, 35980, 38920, 41120, 57568, 71446, 71960, 77840, 142892, 143920, 155680, 178615, 250061, 285784, 287840, 357230, 500122, 571568, 714460, 1000244, 1143136, 1250305, 1428920, 2000488, 2500610, 2857840, 4000976, 5001220, 5715680, 8001952, 10002440, 20004880, 40009760]

約数ペア:

[(1, 40009760), (2, 20004880), (4, 10002440), (5, 8001952), (7, 5715680), (8, 5001220), (10, 4000976), (14, 2857840), (16, 2500610), (20, 2000488), (28, 1428920), (32, 1250305), (35, 1143136), (40, 1000244), (56, 714460), (70, 571568), (80, 500122), (112, 357230), (139, 287840), (140, 285784), (160, 250061), (224, 178615), (257, 155680), (278, 143920), (280, 142892), (514, 77840), (556, 71960), (560, 71446), (695, 57568), (973, 41120), (1028, 38920), (1112, 35980), (1120, 35723), (1285, 31136), (1390, 28784), (1799, 22240), (1946, 20560), (2056, 19460), (2224, 17990), (2570, 15568), (2780, 14392), (3598, 11120), (3892, 10280), (4112, 9730), (4448, 8995), (4865, 8224), (5140, 7784), (5560, 7196)]