39988170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{691}}^1$

素因数の和:1347

約数の個数: 48

約数和(自身を含む): 104281632

約数和(自身を除く): 64293462

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 643, 691, 1286, 1382, 1929, 2073, 3215, 3455, 3858, 4146, 5787, 6219, 6430, 6910, 9645, 10365, 11574, 12438, 19290, 20730, 28935, 31095, 57870, 62190, 444313, 888626, 1332939, 2221565, 2665878, 3998817, 4443130, 6664695, 7997634, 13329390, 19994085, 39988170]

約数ペア:

[(1, 39988170), (2, 19994085), (3, 13329390), (5, 7997634), (6, 6664695), (9, 4443130), (10, 3998817), (15, 2665878), (18, 2221565), (30, 1332939), (45, 888626), (90, 444313), (643, 62190), (691, 57870), (1286, 31095), (1382, 28935), (1929, 20730), (2073, 19290), (3215, 12438), (3455, 11574), (3858, 10365), (4146, 9645), (5787, 6910), (6219, 6430)]