20335020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{7211}}^1$

素因数の和:7270

約数の個数: 48

約数和(自身を含む): 58157568

約数和(自身を除く): 37822548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 7211, 14422, 21633, 28844, 36055, 43266, 72110, 86532, 108165, 144220, 216330, 338917, 432660, 677834, 1016751, 1355668, 1694585, 2033502, 3389170, 4067004, 5083755, 6778340, 10167510, 20335020]

約数ペア:

[(1, 20335020), (2, 10167510), (3, 6778340), (4, 5083755), (5, 4067004), (6, 3389170), (10, 2033502), (12, 1694585), (15, 1355668), (20, 1016751), (30, 677834), (47, 432660), (60, 338917), (94, 216330), (141, 144220), (188, 108165), (235, 86532), (282, 72110), (470, 43266), (564, 36055), (705, 28844), (940, 21633), (1410, 14422), (2820, 7211)]