1151440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:439

約数の個数: 40

約数和(自身を含む): 2756520

約数和(自身を除く): 1605080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 389, 592, 740, 778, 1480, 1556, 1945, 2960, 3112, 3890, 6224, 7780, 14393, 15560, 28786, 31120, 57572, 71965, 115144, 143930, 230288, 287860, 575720, 1151440]

約数ペア:

[(1, 1151440), (2, 575720), (4, 287860), (5, 230288), (8, 143930), (10, 115144), (16, 71965), (20, 57572), (37, 31120), (40, 28786), (74, 15560), (80, 14393), (148, 7780), (185, 6224), (296, 3890), (370, 3112), (389, 2960), (592, 1945), (740, 1556), (778, 1480)]