208679930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{541}}^1\times {\mathrm{2269}}^1$

素因数の和:2834

約数の個数: 32

約数和(自身を含む): 398630160

約数和(自身を除く): 189950230

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 541, 1082, 2269, 2705, 4538, 5410, 9197, 11345, 18394, 22690, 38573, 45985, 77146, 91970, 192865, 385730, 1227529, 2455058, 6137645, 12275290, 20867993, 41735986, 104339965, 208679930]

約数ペア:

[(1, 208679930), (2, 104339965), (5, 41735986), (10, 20867993), (17, 12275290), (34, 6137645), (85, 2455058), (170, 1227529), (541, 385730), (1082, 192865), (2269, 91970), (2705, 77146), (4538, 45985), (5410, 38573), (9197, 22690), (11345, 18394)]