88401980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{102793}}^1$

素因数の和:102845

約数の個数: 24

約数和(自身を含む): 189963312

約数和(自身を除く): 101561332

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 102793, 205586, 411172, 513965, 1027930, 2055860, 4420099, 8840198, 17680396, 22100495, 44200990, 88401980]

約数ペア:

[(1, 88401980), (2, 44200990), (4, 22100495), (5, 17680396), (10, 8840198), (20, 4420099), (43, 2055860), (86, 1027930), (172, 513965), (215, 411172), (430, 205586), (860, 102793)]