2782020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 7862400

約数和(自身を除く): 5080380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 233, 398, 466, 597, 699, 796, 932, 995, 1165, 1194, 1398, 1990, 2330, 2388, 2796, 2985, 3495, 3980, 4660, 5970, 6990, 11940, 13980, 46367, 92734, 139101, 185468, 231835, 278202, 463670, 556404, 695505, 927340, 1391010, 2782020]

約数ペア:

[(1, 2782020), (2, 1391010), (3, 927340), (4, 695505), (5, 556404), (6, 463670), (10, 278202), (12, 231835), (15, 185468), (20, 139101), (30, 92734), (60, 46367), (199, 13980), (233, 11940), (398, 6990), (466, 5970), (597, 4660), (699, 3980), (796, 3495), (932, 2985), (995, 2796), (1165, 2388), (1194, 2330), (1398, 1990)]