47090420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1303}}^1$

素因数の和:1464

約数の個数: 48

約数和(自身を含む): 107345280

約数和(自身を除く): 60254860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 556, 695, 1303, 1390, 1807, 2606, 2780, 3614, 5212, 6515, 7228, 9035, 13030, 16939, 18070, 26060, 33878, 36140, 67756, 84695, 169390, 181117, 338780, 362234, 724468, 905585, 1811170, 2354521, 3622340, 4709042, 9418084, 11772605, 23545210, 47090420]

約数ペア:

[(1, 47090420), (2, 23545210), (4, 11772605), (5, 9418084), (10, 4709042), (13, 3622340), (20, 2354521), (26, 1811170), (52, 905585), (65, 724468), (130, 362234), (139, 338780), (260, 181117), (278, 169390), (556, 84695), (695, 67756), (1303, 36140), (1390, 33878), (1807, 26060), (2606, 18070), (2780, 16939), (3614, 13030), (5212, 9035), (6515, 7228)]