1400271040

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{89303}}^1$

素因数の和:89334

約数の個数: 84

約数和(自身を含む): 3878829936

約数和(自身を除く): 2478558896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 7840, 15680, 89303, 178606, 357212, 446515, 625121, 714424, 893030, 1250242, 1428848, 1786060, 2500484, 2857696, 3125605, 3572120, 4375847, 5000968, 5715392, 6251210, 7144240, 8751694, 10001936, 12502420, 14288480, 17503388, 20003872, 21879235, 25004840, 28576960, 35006776, 40007744, 43758470, 50009680, 70013552, 87516940, 100019360, 140027104, 175033880, 200038720, 280054208, 350067760, 700135520, 1400271040]

約数ペア:

[(1, 1400271040), (2, 700135520), (4, 350067760), (5, 280054208), (7, 200038720), (8, 175033880), (10, 140027104), (14, 100019360), (16, 87516940), (20, 70013552), (28, 50009680), (32, 43758470), (35, 40007744), (40, 35006776), (49, 28576960), (56, 25004840), (64, 21879235), (70, 20003872), (80, 17503388), (98, 14288480), (112, 12502420), (140, 10001936), (160, 8751694), (196, 7144240), (224, 6251210), (245, 5715392), (280, 5000968), (320, 4375847), (392, 3572120), (448, 3125605), (490, 2857696), (560, 2500484), (784, 1786060), (980, 1428848), (1120, 1250242), (1568, 893030), (1960, 714424), (2240, 625121), (3136, 446515), (3920, 357212), (7840, 178606), (15680, 89303)]