290420270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{4148861}}^1$

素因数の和:4148875

約数の個数: 16

約数和(自身を含む): 597436128

約数和(自身を除く): 307015858

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 4148861, 8297722, 20744305, 29042027, 41488610, 58084054, 145210135, 290420270]

約数ペア:

[(1, 290420270), (2, 145210135), (5, 58084054), (7, 41488610), (10, 29042027), (14, 20744305), (35, 8297722), (70, 4148861)]