28374290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{405347}}^1$

素因数の和:405361

約数の個数: 16

約数和(自身を含む): 58370112

約数和(自身を除く): 29995822

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 405347, 810694, 2026735, 2837429, 4053470, 5674858, 14187145, 28374290]

約数ペア:

[(1, 28374290), (2, 14187145), (5, 5674858), (7, 4053470), (10, 2837429), (14, 2026735), (35, 810694), (70, 405347)]