198906670

素因数分解:

$2^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{73943}}^1$

素因数の和:74219

約数の個数: 16

約数和(自身を含む): 359367840

約数和(自身を除く): 160461170

約数列:

[1, 2, 5, 10, 269, 538, 1345, 2690, 73943, 147886, 369715, 739430, 19890667, 39781334, 99453335, 198906670]

約数ペア:

[(1, 198906670), (2, 99453335), (5, 39781334), (10, 19890667), (269, 739430), (538, 369715), (1345, 147886), (2690, 73943)]