2013172840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1027129}}^1$

素因数の和:1027154

約数の個数: 48

約数和(自身を含む): 5269176900

約数和(自身を除く): 3256004060

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 1027129, 2054258, 4108516, 5135645, 7189903, 8217032, 10271290, 14379806, 20542580, 28759612, 35949515, 41085160, 50329321, 57519224, 71899030, 100658642, 143798060, 201317284, 251646605, 287596120, 402634568, 503293210, 1006586420, 2013172840]

約数ペア:

[(1, 2013172840), (2, 1006586420), (4, 503293210), (5, 402634568), (7, 287596120), (8, 251646605), (10, 201317284), (14, 143798060), (20, 100658642), (28, 71899030), (35, 57519224), (40, 50329321), (49, 41085160), (56, 35949515), (70, 28759612), (98, 20542580), (140, 14379806), (196, 10271290), (245, 8217032), (280, 7189903), (392, 5135645), (490, 4108516), (980, 2054258), (1960, 1027129)]