16701340

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1993}}^1$

素因数の和:2421

約数の個数: 24

約数和(自身を含む): 35174160

約数和(自身を除く): 18472820

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 1993, 2095, 3986, 4190, 7972, 8380, 9965, 19930, 39860, 835067, 1670134, 3340268, 4175335, 8350670, 16701340]

約数ペア:

[(1, 16701340), (2, 8350670), (4, 4175335), (5, 3340268), (10, 1670134), (20, 835067), (419, 39860), (838, 19930), (1676, 9965), (1993, 8380), (2095, 7972), (3986, 4190)]