297130360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{390961}}^1$

素因数の和:390991

約数の個数: 32

約数和(自身を含む): 703731600

約数和(自身を除く): 406601240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 390961, 781922, 1563844, 1954805, 3127688, 3909610, 7428259, 7819220, 14856518, 15638440, 29713036, 37141295, 59426072, 74282590, 148565180, 297130360]

約数ペア:

[(1, 297130360), (2, 148565180), (4, 74282590), (5, 59426072), (8, 37141295), (10, 29713036), (19, 15638440), (20, 14856518), (38, 7819220), (40, 7428259), (76, 3909610), (95, 3127688), (152, 1954805), (190, 1563844), (380, 781922), (760, 390961)]