28739130

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1279}}^1$

素因数の和:1403

約数の個数: 64

約数和(自身を含む): 79626240

約数和(自身を除く): 50887110

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 107, 210, 214, 321, 535, 642, 749, 1070, 1279, 1498, 1605, 2247, 2558, 3210, 3745, 3837, 4494, 6395, 7490, 7674, 8953, 11235, 12790, 17906, 19185, 22470, 26859, 38370, 44765, 53718, 89530, 134295, 136853, 268590, 273706, 410559, 684265, 821118, 957971, 1368530, 1915942, 2052795, 2873913, 4105590, 4789855, 5747826, 9579710, 14369565, 28739130]

約数ペア:

[(1, 28739130), (2, 14369565), (3, 9579710), (5, 5747826), (6, 4789855), (7, 4105590), (10, 2873913), (14, 2052795), (15, 1915942), (21, 1368530), (30, 957971), (35, 821118), (42, 684265), (70, 410559), (105, 273706), (107, 268590), (210, 136853), (214, 134295), (321, 89530), (535, 53718), (642, 44765), (749, 38370), (1070, 26859), (1279, 22470), (1498, 19185), (1605, 17906), (2247, 12790), (2558, 11235), (3210, 8953), (3745, 7674), (3837, 7490), (4494, 6395)]