21460080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89417}}^1$

素因数の和:89433

約数の個数: 40

約数和(自身を含む): 66526992

約数和(自身を除く): 45066912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 89417, 178834, 268251, 357668, 447085, 536502, 715336, 894170, 1073004, 1341255, 1430672, 1788340, 2146008, 2682510, 3576680, 4292016, 5365020, 7153360, 10730040, 21460080]

約数ペア:

[(1, 21460080), (2, 10730040), (3, 7153360), (4, 5365020), (5, 4292016), (6, 3576680), (8, 2682510), (10, 2146008), (12, 1788340), (15, 1430672), (16, 1341255), (20, 1073004), (24, 894170), (30, 715336), (40, 536502), (48, 447085), (60, 357668), (80, 268251), (120, 178834), (240, 89417)]