1822940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 4536000

約数和(自身を除く): 2713060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 449, 580, 812, 898, 1015, 1796, 2030, 2245, 3143, 4060, 4490, 6286, 8980, 12572, 13021, 15715, 26042, 31430, 52084, 62860, 65105, 91147, 130210, 182294, 260420, 364588, 455735, 911470, 1822940]

約数ペア:

[(1, 1822940), (2, 911470), (4, 455735), (5, 364588), (7, 260420), (10, 182294), (14, 130210), (20, 91147), (28, 65105), (29, 62860), (35, 52084), (58, 31430), (70, 26042), (116, 15715), (140, 13021), (145, 12572), (203, 8980), (290, 6286), (406, 4490), (449, 4060), (580, 3143), (812, 2245), (898, 2030), (1015, 1796)]