3972190

素因数分解:

$2^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{809}}^1$

素因数の和:1307

約数の個数: 16

約数和(自身を含む): 7173360

約数和(自身を除く): 3201170

約数列:

[1, 2, 5, 10, 491, 809, 982, 1618, 2455, 4045, 4910, 8090, 397219, 794438, 1986095, 3972190]

約数ペア:

[(1, 3972190), (2, 1986095), (5, 794438), (10, 397219), (491, 8090), (809, 4910), (982, 4045), (1618, 2455)]