11072740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{569}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 26812800

約数和(自身を除く): 15740060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 569, 695, 973, 1138, 1390, 1946, 2276, 2780, 2845, 3892, 3983, 4865, 5690, 7966, 9730, 11380, 15932, 19460, 19915, 39830, 79091, 79660, 158182, 316364, 395455, 553637, 790910, 1107274, 1581820, 2214548, 2768185, 5536370, 11072740]

約数ペア:

[(1, 11072740), (2, 5536370), (4, 2768185), (5, 2214548), (7, 1581820), (10, 1107274), (14, 790910), (20, 553637), (28, 395455), (35, 316364), (70, 158182), (139, 79660), (140, 79091), (278, 39830), (556, 19915), (569, 19460), (695, 15932), (973, 11380), (1138, 9730), (1390, 7966), (1946, 5690), (2276, 4865), (2780, 3983), (2845, 3892)]