20090056

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1$

素因数の和:526

約数の個数: 64

約数和(自身を含む): 46656000

約数和(自身を除く): 26565944

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 47, 56, 68, 94, 119, 136, 188, 238, 329, 376, 449, 476, 658, 799, 898, 952, 1316, 1598, 1796, 2632, 3143, 3196, 3592, 5593, 6286, 6392, 7633, 11186, 12572, 15266, 21103, 22372, 25144, 30532, 42206, 44744, 53431, 61064, 84412, 106862, 147721, 168824, 213724, 295442, 358751, 427448, 590884, 717502, 1181768, 1435004, 2511257, 2870008, 5022514, 10045028, 20090056]

約数ペア:

[(1, 20090056), (2, 10045028), (4, 5022514), (7, 2870008), (8, 2511257), (14, 1435004), (17, 1181768), (28, 717502), (34, 590884), (47, 427448), (56, 358751), (68, 295442), (94, 213724), (119, 168824), (136, 147721), (188, 106862), (238, 84412), (329, 61064), (376, 53431), (449, 44744), (476, 42206), (658, 30532), (799, 25144), (898, 22372), (952, 21103), (1316, 15266), (1598, 12572), (1796, 11186), (2632, 7633), (3143, 6392), (3196, 6286), (3592, 5593)]