3939830

素因数分解:

$2^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{809}}^1$

素因数の和:1303

約数の個数: 16

約数和(自身を含む): 7115040

約数和(自身を除く): 3175210

約数列:

[1, 2, 5, 10, 487, 809, 974, 1618, 2435, 4045, 4870, 8090, 393983, 787966, 1969915, 3939830]

約数ペア:

[(1, 3939830), (2, 1969915), (5, 787966), (10, 393983), (487, 8090), (809, 4870), (974, 4045), (1618, 2435)]