201332180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{205441}}^1$

素因数の和:205464

約数の個数: 36

約数和(自身を含む): 491828148

約数和(自身を除く): 290495968

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 205441, 410882, 821764, 1027205, 1438087, 2054410, 2876174, 4108820, 5752348, 7190435, 10066609, 14380870, 20133218, 28761740, 40266436, 50333045, 100666090, 201332180]

約数ペア:

[(1, 201332180), (2, 100666090), (4, 50333045), (5, 40266436), (7, 28761740), (10, 20133218), (14, 14380870), (20, 10066609), (28, 7190435), (35, 5752348), (49, 4108820), (70, 2876174), (98, 2054410), (140, 1438087), (196, 1027205), (245, 821764), (490, 410882), (980, 205441)]