28253040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{117721}}^1$

素因数の和:117737

約数の個数: 40

約数和(自身を含む): 87585168

約数和(自身を除く): 59332128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 117721, 235442, 353163, 470884, 588605, 706326, 941768, 1177210, 1412652, 1765815, 1883536, 2354420, 2825304, 3531630, 4708840, 5650608, 7063260, 9417680, 14126520, 28253040]

約数ペア:

[(1, 28253040), (2, 14126520), (3, 9417680), (4, 7063260), (5, 5650608), (6, 4708840), (8, 3531630), (10, 2825304), (12, 2354420), (15, 1883536), (16, 1765815), (20, 1412652), (24, 1177210), (30, 941768), (40, 706326), (48, 588605), (60, 470884), (80, 353163), (120, 235442), (240, 117721)]