87152860

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{19541}}^1$

素因数の和:19773

約数の個数: 24

約数和(自身を含む): 183851136

約数和(自身を除く): 96698276

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 19541, 39082, 78164, 97705, 195410, 390820, 4357643, 8715286, 17430572, 21788215, 43576430, 87152860]

約数ペア:

[(1, 87152860), (2, 43576430), (4, 21788215), (5, 17430572), (10, 8715286), (20, 4357643), (223, 390820), (446, 195410), (892, 97705), (1115, 78164), (2230, 39082), (4460, 19541)]