9720180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{54001}}^1$

素因数の和:54016

約数の個数: 36

約数和(自身を含む): 29485092

約数和(自身を除く): 19764912

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 54001, 108002, 162003, 216004, 270005, 324006, 486009, 540010, 648012, 810015, 972018, 1080020, 1620030, 1944036, 2430045, 3240060, 4860090, 9720180]

約数ペア:

[(1, 9720180), (2, 4860090), (3, 3240060), (4, 2430045), (5, 1944036), (6, 1620030), (9, 1080020), (10, 972018), (12, 810015), (15, 648012), (18, 540010), (20, 486009), (30, 324006), (36, 270005), (45, 216004), (60, 162003), (90, 108002), (180, 54001)]