8247990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1303}}^1$

素因数の和:1524

約数の個数: 32

約数和(自身を含む): 19904256

約数和(自身を除く): 11656266

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 211, 422, 633, 1055, 1266, 1303, 2110, 2606, 3165, 3909, 6330, 6515, 7818, 13030, 19545, 39090, 274933, 549866, 824799, 1374665, 1649598, 2749330, 4123995, 8247990]

約数ペア:

[(1, 8247990), (2, 4123995), (3, 2749330), (5, 1649598), (6, 1374665), (10, 824799), (15, 549866), (30, 274933), (211, 39090), (422, 19545), (633, 13030), (1055, 7818), (1266, 6515), (1303, 6330), (2110, 3909), (2606, 3165)]