2806790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{397}}^1$

素因数の和:512

約数の個数: 32

約数和(自身を含む): 5845824

約数和(自身を除く): 3039034

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 101, 202, 397, 505, 707, 794, 1010, 1414, 1985, 2779, 3535, 3970, 5558, 7070, 13895, 27790, 40097, 80194, 200485, 280679, 400970, 561358, 1403395, 2806790]

約数ペア:

[(1, 2806790), (2, 1403395), (5, 561358), (7, 400970), (10, 280679), (14, 200485), (35, 80194), (70, 40097), (101, 27790), (202, 13895), (397, 7070), (505, 5558), (707, 3970), (794, 3535), (1010, 2779), (1414, 1985)]