172584080

素因数分解:

$2^4\times 5^1\times {\mathrm{2157301}}^1$

素因数の和:2157314

約数の個数: 20

約数和(自身を含む): 401258172

約数和(自身を除く): 228674092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2157301, 4314602, 8629204, 10786505, 17258408, 21573010, 34516816, 43146020, 86292040, 172584080]

約数ペア:

[(1, 172584080), (2, 86292040), (4, 43146020), (5, 34516816), (8, 21573010), (10, 17258408), (16, 10786505), (20, 8629204), (40, 4314602), (80, 2157301)]