1208380040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{116639}}^1$

素因数の和:116694

約数の個数: 64

約数和(自身を含む): 3191270400

約数和(自身を除く): 1982890360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 10360, 116639, 233278, 466556, 583195, 816473, 933112, 1166390, 1632946, 2332780, 3265892, 4082365, 4315643, 4665560, 6531784, 8164730, 8631286, 16329460, 17262572, 21578215, 30209501, 32658920, 34525144, 43156430, 60419002, 86312860, 120838004, 151047505, 172625720, 241676008, 302095010, 604190020, 1208380040]

約数ペア:

[(1, 1208380040), (2, 604190020), (4, 302095010), (5, 241676008), (7, 172625720), (8, 151047505), (10, 120838004), (14, 86312860), (20, 60419002), (28, 43156430), (35, 34525144), (37, 32658920), (40, 30209501), (56, 21578215), (70, 17262572), (74, 16329460), (140, 8631286), (148, 8164730), (185, 6531784), (259, 4665560), (280, 4315643), (296, 4082365), (370, 3265892), (518, 2332780), (740, 1632946), (1036, 1166390), (1295, 933112), (1480, 816473), (2072, 583195), (2590, 466556), (5180, 233278), (10360, 116639)]