30709040

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1427}}^1$

素因数の和:1709

約数の個数: 40

約数和(自身を含む): 71714160

約数和(自身を除く): 41005120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1345, 1427, 2152, 2690, 2854, 4304, 5380, 5708, 7135, 10760, 11416, 14270, 21520, 22832, 28540, 57080, 114160, 383863, 767726, 1535452, 1919315, 3070904, 3838630, 6141808, 7677260, 15354520, 30709040]

約数ペア:

[(1, 30709040), (2, 15354520), (4, 7677260), (5, 6141808), (8, 3838630), (10, 3070904), (16, 1919315), (20, 1535452), (40, 767726), (80, 383863), (269, 114160), (538, 57080), (1076, 28540), (1345, 22832), (1427, 21520), (2152, 14270), (2690, 11416), (2854, 10760), (4304, 7135), (5380, 5708)]