405257710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{283397}}^1$

素因数の和:283428

約数の個数: 32

約数和(自身を含む): 856995552

約数和(自身を除く): 451737842

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 283397, 566794, 1416985, 2833970, 3117367, 3684161, 6234734, 7368322, 15586835, 18420805, 31173670, 36841610, 40525771, 81051542, 202628855, 405257710]

約数ペア:

[(1, 405257710), (2, 202628855), (5, 81051542), (10, 40525771), (11, 36841610), (13, 31173670), (22, 18420805), (26, 15586835), (55, 7368322), (65, 6234734), (110, 3684161), (130, 3117367), (143, 2833970), (286, 1416985), (715, 566794), (1430, 283397)]