16973740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3911}}^1$

素因数の和:3958

約数の個数: 48

約数和(自身を含む): 42061824

約数和(自身を除く): 25088084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 3911, 4340, 7822, 15644, 19555, 27377, 39110, 54754, 78220, 109508, 121241, 136885, 242482, 273770, 484964, 547540, 606205, 848687, 1212410, 1697374, 2424820, 3394748, 4243435, 8486870, 16973740]

約数ペア:

[(1, 16973740), (2, 8486870), (4, 4243435), (5, 3394748), (7, 2424820), (10, 1697374), (14, 1212410), (20, 848687), (28, 606205), (31, 547540), (35, 484964), (62, 273770), (70, 242482), (124, 136885), (140, 121241), (155, 109508), (217, 78220), (310, 54754), (434, 39110), (620, 27377), (868, 19555), (1085, 15644), (2170, 7822), (3911, 4340)]