7129180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 16037280

約数和(自身を除く): 8908100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 257, 292, 365, 380, 514, 730, 1028, 1285, 1387, 1460, 2570, 2774, 4883, 5140, 5548, 6935, 9766, 13870, 18761, 19532, 24415, 27740, 37522, 48830, 75044, 93805, 97660, 187610, 356459, 375220, 712918, 1425836, 1782295, 3564590, 7129180]

約数ペア:

[(1, 7129180), (2, 3564590), (4, 1782295), (5, 1425836), (10, 712918), (19, 375220), (20, 356459), (38, 187610), (73, 97660), (76, 93805), (95, 75044), (146, 48830), (190, 37522), (257, 27740), (292, 24415), (365, 19532), (380, 18761), (514, 13870), (730, 9766), (1028, 6935), (1285, 5548), (1387, 5140), (1460, 4883), (2570, 2774)]