19440360

素因数分解:

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

素因数の和:54018

約数の個数: 48

約数和(自身を含む): 63182340

約数和(自身を除く): 43741980

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 54001, 108002, 162003, 216004, 270005, 324006, 432008, 486009, 540010, 648012, 810015, 972018, 1080020, 1296024, 1620030, 1944036, 2160040, 2430045, 3240060, 3888072, 4860090, 6480120, 9720180, 19440360]

約数ペア:

[(1, 19440360), (2, 9720180), (3, 6480120), (4, 4860090), (5, 3888072), (6, 3240060), (8, 2430045), (9, 2160040), (10, 1944036), (12, 1620030), (15, 1296024), (18, 1080020), (20, 972018), (24, 810015), (30, 648012), (36, 540010), (40, 486009), (45, 432008), (60, 324006), (72, 270005), (90, 216004), (120, 162003), (180, 108002), (360, 54001)]