89641220

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^2\times {\mathrm{2029}}^1$

素因数の和:2132

約数の個数: 36

約数和(自身を含む): 192431820

約数和(自身を除く): 102790600

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 2029, 2209, 4058, 4418, 8116, 8836, 10145, 11045, 20290, 22090, 40580, 44180, 95363, 190726, 381452, 476815, 953630, 1907260, 4482061, 8964122, 17928244, 22410305, 44820610, 89641220]

約数ペア:

[(1, 89641220), (2, 44820610), (4, 22410305), (5, 17928244), (10, 8964122), (20, 4482061), (47, 1907260), (94, 953630), (188, 476815), (235, 381452), (470, 190726), (940, 95363), (2029, 44180), (2209, 40580), (4058, 22090), (4418, 20290), (8116, 11045), (8836, 10145)]