781135260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13018921}}^1$

素因数の和:13018933

約数の個数: 24

約数和(自身を含む): 2187178896

約数和(自身を除く): 1406043636

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 13018921, 26037842, 39056763, 52075684, 65094605, 78113526, 130189210, 156227052, 195283815, 260378420, 390567630, 781135260]

約数ペア:

[(1, 781135260), (2, 390567630), (3, 260378420), (4, 195283815), (5, 156227052), (6, 130189210), (10, 78113526), (12, 65094605), (15, 52075684), (20, 39056763), (30, 26037842), (60, 13018921)]