16227760

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2857}}^1$

素因数の和:2941

約数の個数: 40

約数和(自身を含む): 38274336

約数和(自身を除く): 22046576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 2857, 5680, 5714, 11428, 14285, 22856, 28570, 45712, 57140, 114280, 202847, 228560, 405694, 811388, 1014235, 1622776, 2028470, 3245552, 4056940, 8113880, 16227760]

約数ペア:

[(1, 16227760), (2, 8113880), (4, 4056940), (5, 3245552), (8, 2028470), (10, 1622776), (16, 1014235), (20, 811388), (40, 405694), (71, 228560), (80, 202847), (142, 114280), (284, 57140), (355, 45712), (568, 28570), (710, 22856), (1136, 14285), (1420, 11428), (2840, 5714), (2857, 5680)]