20130950360

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1\times {\mathrm{21911}}^1$

素因数の和:22248

約数の個数: 64

約数和(自身を含む): 45941575680

約数和(自身を除く): 25810625320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 223, 412, 446, 515, 824, 892, 1030, 1115, 1784, 2060, 2230, 4120, 4460, 8920, 21911, 22969, 43822, 45938, 87644, 91876, 109555, 114845, 175288, 183752, 219110, 229690, 438220, 459380, 876440, 918760, 2256833, 4513666, 4886153, 9027332, 9772306, 11284165, 18054664, 19544612, 22568330, 24430765, 39089224, 45136660, 48861530, 90273320, 97723060, 195446120, 503273759, 1006547518, 2013095036, 2516368795, 4026190072, 5032737590, 10065475180, 20130950360]

約数ペア:

[(1, 20130950360), (2, 10065475180), (4, 5032737590), (5, 4026190072), (8, 2516368795), (10, 2013095036), (20, 1006547518), (40, 503273759), (103, 195446120), (206, 97723060), (223, 90273320), (412, 48861530), (446, 45136660), (515, 39089224), (824, 24430765), (892, 22568330), (1030, 19544612), (1115, 18054664), (1784, 11284165), (2060, 9772306), (2230, 9027332), (4120, 4886153), (4460, 4513666), (8920, 2256833), (21911, 918760), (22969, 876440), (43822, 459380), (45938, 438220), (87644, 229690), (91876, 219110), (109555, 183752), (114845, 175288)]