269052440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{143113}}^1$

素因数の和:143171

約数の個数: 32

約数和(自身を含む): 618252480

約数和(自身を除く): 349200040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 143113, 286226, 572452, 715565, 1144904, 1431130, 2862260, 5724520, 6726311, 13452622, 26905244, 33631555, 53810488, 67263110, 134526220, 269052440]

約数ペア:

[(1, 269052440), (2, 134526220), (4, 67263110), (5, 53810488), (8, 33631555), (10, 26905244), (20, 13452622), (40, 6726311), (47, 5724520), (94, 2862260), (188, 1431130), (235, 1144904), (376, 715565), (470, 572452), (940, 286226), (1880, 143113)]