1295496790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{2643871}}^1$

素因数の和:2643892

約数の個数: 24

約数和(自身を含む): 2712612672

約数和(自身を除く): 1417115882

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 2643871, 5287742, 13219355, 18507097, 26438710, 37014194, 92535485, 129549679, 185070970, 259099358, 647748395, 1295496790]

約数ペア:

[(1, 1295496790), (2, 647748395), (5, 259099358), (7, 185070970), (10, 129549679), (14, 92535485), (35, 37014194), (49, 26438710), (70, 18507097), (98, 13219355), (245, 5287742), (490, 2643871)]