210003225220

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{126507967}}^1$

素因数の和:126508059

約数の個数: 24

約数和(自身を含む): 446320111104

約数和(自身を除く): 236316885884

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 126507967, 253015934, 506031868, 632539835, 1265079670, 2530159340, 10500161261, 21000322522, 42000645044, 52500806305, 105001612610, 210003225220]

約数ペア:

[(1, 210003225220), (2, 105001612610), (4, 52500806305), (5, 42000645044), (10, 21000322522), (20, 10500161261), (83, 2530159340), (166, 1265079670), (332, 632539835), (415, 506031868), (830, 253015934), (1660, 126507967)]