199720347820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1049}}^1\times {\mathrm{1359937}}^1$

素因数の和:1361002

約数の個数: 48

約数和(自身を含む): 479786126400

約数和(自身を除く): 280065778580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1049, 2098, 4196, 5245, 7343, 10490, 14686, 20980, 29372, 36715, 73430, 146860, 1359937, 2719874, 5439748, 6799685, 9519559, 13599370, 19039118, 27198740, 38078236, 47597795, 95195590, 190391180, 1426573913, 2853147826, 5706295652, 7132869565, 9986017391, 14265739130, 19972034782, 28531478260, 39944069564, 49930086955, 99860173910, 199720347820]

約数ペア:

[(1, 199720347820), (2, 99860173910), (4, 49930086955), (5, 39944069564), (7, 28531478260), (10, 19972034782), (14, 14265739130), (20, 9986017391), (28, 7132869565), (35, 5706295652), (70, 2853147826), (140, 1426573913), (1049, 190391180), (2098, 95195590), (4196, 47597795), (5245, 38078236), (7343, 27198740), (10490, 19039118), (14686, 13599370), (20980, 9519559), (29372, 6799685), (36715, 5439748), (73430, 2719874), (146860, 1359937)]