22528520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1319}}^1$

素因数の和:1398

約数の個数: 64

約数和(自身を含む): 58924800

約数和(自身を除く): 36396280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1319, 1708, 2135, 2440, 2638, 3416, 4270, 5276, 6595, 8540, 9233, 10552, 13190, 17080, 18466, 26380, 36932, 46165, 52760, 73864, 80459, 92330, 160918, 184660, 321836, 369320, 402295, 563213, 643672, 804590, 1126426, 1609180, 2252852, 2816065, 3218360, 4505704, 5632130, 11264260, 22528520]

約数ペア:

[(1, 22528520), (2, 11264260), (4, 5632130), (5, 4505704), (7, 3218360), (8, 2816065), (10, 2252852), (14, 1609180), (20, 1126426), (28, 804590), (35, 643672), (40, 563213), (56, 402295), (61, 369320), (70, 321836), (122, 184660), (140, 160918), (244, 92330), (280, 80459), (305, 73864), (427, 52760), (488, 46165), (610, 36932), (854, 26380), (1220, 18466), (1319, 17080), (1708, 13190), (2135, 10552), (2440, 9233), (2638, 8540), (3416, 6595), (4270, 5276)]