16795160

素因数分解:

$2^3\times 5^1\times {\mathrm{643}}^1\times {\mathrm{653}}^1$

素因数の和:1307

約数の個数: 32

約数和(自身を含む): 37905840

約数和(自身を除く): 21110680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 643, 653, 1286, 1306, 2572, 2612, 3215, 3265, 5144, 5224, 6430, 6530, 12860, 13060, 25720, 26120, 419879, 839758, 1679516, 2099395, 3359032, 4198790, 8397580, 16795160]

約数ペア:

[(1, 16795160), (2, 8397580), (4, 4198790), (5, 3359032), (8, 2099395), (10, 1679516), (20, 839758), (40, 419879), (643, 26120), (653, 25720), (1286, 13060), (1306, 12860), (2572, 6530), (2612, 6430), (3215, 5224), (3265, 5144)]