283101320

素因数分解:

$2^3\times 5^1\times {\mathrm{647}}^1\times {\mathrm{10939}}^1$

素因数の和:11597

約数の個数: 32

約数和(自身を含む): 638020800

約数和(自身を除く): 354919480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 647, 1294, 2588, 3235, 5176, 6470, 10939, 12940, 21878, 25880, 43756, 54695, 87512, 109390, 218780, 437560, 7077533, 14155066, 28310132, 35387665, 56620264, 70775330, 141550660, 283101320]

約数ペア:

[(1, 283101320), (2, 141550660), (4, 70775330), (5, 56620264), (8, 35387665), (10, 28310132), (20, 14155066), (40, 7077533), (647, 437560), (1294, 218780), (2588, 109390), (3235, 87512), (5176, 54695), (6470, 43756), (10939, 25880), (12940, 21878)]