249742010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{40087}}^1$

素因数の和:40190

約数の個数: 32

約数和(自身を含む): 519540480

約数和(自身を除く): 269798470

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 6230, 40087, 80174, 200435, 280609, 400870, 561218, 1403045, 2806090, 3567743, 7135486, 17838715, 24974201, 35677430, 49948402, 124871005, 249742010]

約数ペア:

[(1, 249742010), (2, 124871005), (5, 49948402), (7, 35677430), (10, 24974201), (14, 17838715), (35, 7135486), (70, 3567743), (89, 2806090), (178, 1403045), (445, 561218), (623, 400870), (890, 280609), (1246, 200435), (3115, 80174), (6230, 40087)]