17446540

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 37920960

約数和(自身を除く): 20474420

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 109, 151, 212, 218, 265, 302, 436, 530, 545, 604, 755, 1060, 1090, 1510, 2180, 3020, 5777, 8003, 11554, 16006, 16459, 23108, 28885, 32012, 32918, 40015, 57770, 65836, 80030, 82295, 115540, 160060, 164590, 329180, 872327, 1744654, 3489308, 4361635, 8723270, 17446540]

約数ペア:

[(1, 17446540), (2, 8723270), (4, 4361635), (5, 3489308), (10, 1744654), (20, 872327), (53, 329180), (106, 164590), (109, 160060), (151, 115540), (212, 82295), (218, 80030), (265, 65836), (302, 57770), (436, 40015), (530, 32918), (545, 32012), (604, 28885), (755, 23108), (1060, 16459), (1090, 16006), (1510, 11554), (2180, 8003), (3020, 5777)]