2113201520

素因数分解:

$2^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{118453}}^1$

素因数の和:118689

約数の個数: 40

約数和(自身を含む): 4935267456

約数和(自身を除く): 2822065936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 223, 446, 892, 1115, 1784, 2230, 3568, 4460, 8920, 17840, 118453, 236906, 473812, 592265, 947624, 1184530, 1895248, 2369060, 4738120, 9476240, 26415019, 52830038, 105660076, 132075095, 211320152, 264150190, 422640304, 528300380, 1056600760, 2113201520]

約数ペア:

[(1, 2113201520), (2, 1056600760), (4, 528300380), (5, 422640304), (8, 264150190), (10, 211320152), (16, 132075095), (20, 105660076), (40, 52830038), (80, 26415019), (223, 9476240), (446, 4738120), (892, 2369060), (1115, 1895248), (1784, 1184530), (2230, 947624), (3568, 592265), (4460, 473812), (8920, 236906), (17840, 118453)]