269884090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{19571}}^1$

素因数の和:19782

約数の個数: 32

約数和(自身を含む): 558036864

約数和(自身を除く): 288152774

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 985, 1379, 1970, 2758, 6895, 13790, 19571, 39142, 97855, 136997, 195710, 273994, 684985, 1369970, 3855487, 7710974, 19277435, 26988409, 38554870, 53976818, 134942045, 269884090]

約数ペア:

[(1, 269884090), (2, 134942045), (5, 53976818), (7, 38554870), (10, 26988409), (14, 19277435), (35, 7710974), (70, 3855487), (197, 1369970), (394, 684985), (985, 273994), (1379, 195710), (1970, 136997), (2758, 97855), (6895, 39142), (13790, 19571)]