22591960

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:316

約数の個数: 64

約数和(自身を含む): 53032320

約数和(自身を除く): 30440360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 61, 94, 122, 188, 197, 235, 244, 305, 376, 394, 470, 488, 610, 788, 940, 985, 1220, 1576, 1880, 1970, 2440, 2867, 3940, 5734, 7880, 9259, 11468, 12017, 14335, 18518, 22936, 24034, 28670, 37036, 46295, 48068, 57340, 60085, 74072, 92590, 96136, 114680, 120170, 185180, 240340, 370360, 480680, 564799, 1129598, 2259196, 2823995, 4518392, 5647990, 11295980, 22591960]

約数ペア:

[(1, 22591960), (2, 11295980), (4, 5647990), (5, 4518392), (8, 2823995), (10, 2259196), (20, 1129598), (40, 564799), (47, 480680), (61, 370360), (94, 240340), (122, 185180), (188, 120170), (197, 114680), (235, 96136), (244, 92590), (305, 74072), (376, 60085), (394, 57340), (470, 48068), (488, 46295), (610, 37036), (788, 28670), (940, 24034), (985, 22936), (1220, 18518), (1576, 14335), (1880, 12017), (1970, 11468), (2440, 9259), (2867, 7880), (3940, 5734)]