49253260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2531}}^1$

素因数の和:2686

約数の個数: 48

約数和(自身を含む): 119105280

約数和(自身を除く): 69852020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2531, 2780, 3892, 4865, 5062, 9730, 10124, 12655, 17717, 19460, 25310, 35434, 50620, 70868, 88585, 177170, 351809, 354340, 703618, 1407236, 1759045, 2462663, 3518090, 4925326, 7036180, 9850652, 12313315, 24626630, 49253260]

約数ペア:

[(1, 49253260), (2, 24626630), (4, 12313315), (5, 9850652), (7, 7036180), (10, 4925326), (14, 3518090), (20, 2462663), (28, 1759045), (35, 1407236), (70, 703618), (139, 354340), (140, 351809), (278, 177170), (556, 88585), (695, 70868), (973, 50620), (1390, 35434), (1946, 25310), (2531, 19460), (2780, 17717), (3892, 12655), (4865, 10124), (5062, 9730)]