30986290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{677}}^1$

素因数の和:906

約数の個数: 32

約数和(自身を含む): 58579200

約数和(自身を除く): 27592910

約数列:

[1, 2, 5, 10, 23, 46, 115, 199, 230, 398, 677, 995, 1354, 1990, 3385, 4577, 6770, 9154, 15571, 22885, 31142, 45770, 77855, 134723, 155710, 269446, 673615, 1347230, 3098629, 6197258, 15493145, 30986290]

約数ペア:

[(1, 30986290), (2, 15493145), (5, 6197258), (10, 3098629), (23, 1347230), (46, 673615), (115, 269446), (199, 155710), (230, 134723), (398, 77855), (677, 45770), (995, 31142), (1354, 22885), (1990, 15571), (3385, 9154), (4577, 6770)]