28200720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{117503}}^1$

素因数の和:117519

約数の個数: 40

約数和(自身を含む): 87422976

約数和(自身を除く): 59222256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 117503, 235006, 352509, 470012, 587515, 705018, 940024, 1175030, 1410036, 1762545, 1880048, 2350060, 2820072, 3525090, 4700120, 5640144, 7050180, 9400240, 14100360, 28200720]

約数ペア:

[(1, 28200720), (2, 14100360), (3, 9400240), (4, 7050180), (5, 5640144), (6, 4700120), (8, 3525090), (10, 2820072), (12, 2350060), (15, 1880048), (16, 1762545), (20, 1410036), (24, 1175030), (30, 940024), (40, 705018), (48, 587515), (60, 470012), (80, 352509), (120, 235006), (240, 117503)]