39693320

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{4703}}^1$

素因数の和:4925

約数の個数: 32

約数和(自身を含む): 89752320

約数和(自身を除く): 50059000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 4703, 8440, 9406, 18812, 23515, 37624, 47030, 94060, 188120, 992333, 1984666, 3969332, 4961665, 7938664, 9923330, 19846660, 39693320]

約数ペア:

[(1, 39693320), (2, 19846660), (4, 9923330), (5, 7938664), (8, 4961665), (10, 3969332), (20, 1984666), (40, 992333), (211, 188120), (422, 94060), (844, 47030), (1055, 37624), (1688, 23515), (2110, 18812), (4220, 9406), (4703, 8440)]