680070458

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1493}}^1\times {\mathrm{11987}}^1$

素因数の和:13501

約数の個数: 16

約数和(自身を含む): 1074604320

約数和(自身を除く): 394533862

約数列:

[1, 2, 19, 38, 1493, 2986, 11987, 23974, 28367, 56734, 227753, 455506, 17896591, 35793182, 340035229, 680070458]

約数ペア:

[(1, 680070458), (2, 340035229), (19, 35793182), (38, 17896591), (1493, 455506), (2986, 227753), (11987, 56734), (23974, 28367)]