27761440

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{3541}}^1$

素因数の和:3570

約数の個数: 72

約数和(自身を含む): 76315932

約数和(自身を除く): 48554492

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3541, 3920, 7082, 7840, 14164, 17705, 24787, 28328, 35410, 49574, 56656, 70820, 99148, 113312, 123935, 141640, 173509, 198296, 247870, 283280, 347018, 396592, 495740, 566560, 694036, 793184, 867545, 991480, 1388072, 1735090, 1982960, 2776144, 3470180, 3965920, 5552288, 6940360, 13880720, 27761440]

約数ペア:

[(1, 27761440), (2, 13880720), (4, 6940360), (5, 5552288), (7, 3965920), (8, 3470180), (10, 2776144), (14, 1982960), (16, 1735090), (20, 1388072), (28, 991480), (32, 867545), (35, 793184), (40, 694036), (49, 566560), (56, 495740), (70, 396592), (80, 347018), (98, 283280), (112, 247870), (140, 198296), (160, 173509), (196, 141640), (224, 123935), (245, 113312), (280, 99148), (392, 70820), (490, 56656), (560, 49574), (784, 35410), (980, 28328), (1120, 24787), (1568, 17705), (1960, 14164), (3541, 7840), (3920, 7082)]