19288740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2129}}^1$

素因数の和:2292

約数の個数: 48

約数和(自身を含む): 54391680

約数和(自身を除く): 35102940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 151, 302, 453, 604, 755, 906, 1510, 1812, 2129, 2265, 3020, 4258, 4530, 6387, 8516, 9060, 10645, 12774, 21290, 25548, 31935, 42580, 63870, 127740, 321479, 642958, 964437, 1285916, 1607395, 1928874, 3214790, 3857748, 4822185, 6429580, 9644370, 19288740]

約数ペア:

[(1, 19288740), (2, 9644370), (3, 6429580), (4, 4822185), (5, 3857748), (6, 3214790), (10, 1928874), (12, 1607395), (15, 1285916), (20, 964437), (30, 642958), (60, 321479), (151, 127740), (302, 63870), (453, 42580), (604, 31935), (755, 25548), (906, 21290), (1510, 12774), (1812, 10645), (2129, 9060), (2265, 8516), (3020, 6387), (4258, 4530)]