208662140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^2\times {\mathrm{4723}}^1$

素因数の和:4826

約数の個数: 36

約数和(自身を含む): 447806856

約数和(自身を除く): 239144716

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 2209, 4418, 4723, 8836, 9446, 11045, 18892, 22090, 23615, 44180, 47230, 94460, 221981, 443962, 887924, 1109905, 2219810, 4439620, 10433107, 20866214, 41732428, 52165535, 104331070, 208662140]

約数ペア:

[(1, 208662140), (2, 104331070), (4, 52165535), (5, 41732428), (10, 20866214), (20, 10433107), (47, 4439620), (94, 2219810), (188, 1109905), (235, 887924), (470, 443962), (940, 221981), (2209, 94460), (4418, 47230), (4723, 44180), (8836, 23615), (9446, 22090), (11045, 18892)]