2789872960

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{1245479}}^1$

素因数の和:1245503

約数の個数: 56

約数和(自身を含む): 7592446080

約数和(自身を除く): 4802573120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 1245479, 2490958, 4981916, 6227395, 8718353, 9963832, 12454790, 17436706, 19927664, 24909580, 34873412, 39855328, 43591765, 49819160, 69746824, 79710656, 87183530, 99638320, 139493648, 174367060, 199276640, 278987296, 348734120, 398553280, 557974592, 697468240, 1394936480, 2789872960]

約数ペア:

[(1, 2789872960), (2, 1394936480), (4, 697468240), (5, 557974592), (7, 398553280), (8, 348734120), (10, 278987296), (14, 199276640), (16, 174367060), (20, 139493648), (28, 99638320), (32, 87183530), (35, 79710656), (40, 69746824), (56, 49819160), (64, 43591765), (70, 39855328), (80, 34873412), (112, 24909580), (140, 19927664), (160, 17436706), (224, 12454790), (280, 9963832), (320, 8718353), (448, 6227395), (560, 4981916), (1120, 2490958), (2240, 1245479)]