205209220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{15383}}^1$

素因数の和:15444

約数の個数: 48

約数和(自身を含む): 465212160

約数和(自身を除く): 260002940

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 46, 58, 92, 115, 116, 145, 230, 290, 460, 580, 667, 1334, 2668, 3335, 6670, 13340, 15383, 30766, 61532, 76915, 153830, 307660, 353809, 446107, 707618, 892214, 1415236, 1769045, 1784428, 2230535, 3538090, 4461070, 7076180, 8922140, 10260461, 20520922, 41041844, 51302305, 102604610, 205209220]

約数ペア:

[(1, 205209220), (2, 102604610), (4, 51302305), (5, 41041844), (10, 20520922), (20, 10260461), (23, 8922140), (29, 7076180), (46, 4461070), (58, 3538090), (92, 2230535), (115, 1784428), (116, 1769045), (145, 1415236), (230, 892214), (290, 707618), (460, 446107), (580, 353809), (667, 307660), (1334, 153830), (2668, 76915), (3335, 61532), (6670, 30766), (13340, 15383)]