1554280180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{11587}}^1$

素因数の和:11968

約数の個数: 48

約数和(自身を含む): 3445807680

約数和(自身を除く): 1891527500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 353, 380, 706, 1412, 1765, 3530, 6707, 7060, 11587, 13414, 23174, 26828, 33535, 46348, 57935, 67070, 115870, 134140, 220153, 231740, 440306, 880612, 1100765, 2201530, 4090211, 4403060, 8180422, 16360844, 20451055, 40902110, 77714009, 81804220, 155428018, 310856036, 388570045, 777140090, 1554280180]

約数ペア:

[(1, 1554280180), (2, 777140090), (4, 388570045), (5, 310856036), (10, 155428018), (19, 81804220), (20, 77714009), (38, 40902110), (76, 20451055), (95, 16360844), (190, 8180422), (353, 4403060), (380, 4090211), (706, 2201530), (1412, 1100765), (1765, 880612), (3530, 440306), (6707, 231740), (7060, 220153), (11587, 134140), (13414, 115870), (23174, 67070), (26828, 57935), (33535, 46348)]