123420760

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{134153}}^1$

素因数の和:134187

約数の個数: 32

約数和(自身を含む): 289772640

約数和(自身を除く): 166351880

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 134153, 268306, 536612, 670765, 1073224, 1341530, 2683060, 3085519, 5366120, 6171038, 12342076, 15427595, 24684152, 30855190, 61710380, 123420760]

約数ペア:

[(1, 123420760), (2, 61710380), (4, 30855190), (5, 24684152), (8, 15427595), (10, 12342076), (20, 6171038), (23, 5366120), (40, 3085519), (46, 2683060), (92, 1341530), (115, 1073224), (184, 670765), (230, 536612), (460, 268306), (920, 134153)]