2442160

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{89}}^1$

素因数の和:123

約数の個数: 80

約数和(自身を含む): 6696000

約数和(自身を除く): 4253840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 89, 98, 112, 140, 178, 196, 245, 280, 343, 356, 392, 445, 490, 560, 623, 686, 712, 784, 890, 980, 1246, 1372, 1424, 1715, 1780, 1960, 2492, 2744, 3115, 3430, 3560, 3920, 4361, 4984, 5488, 6230, 6860, 7120, 8722, 9968, 12460, 13720, 17444, 21805, 24920, 27440, 30527, 34888, 43610, 49840, 61054, 69776, 87220, 122108, 152635, 174440, 244216, 305270, 348880, 488432, 610540, 1221080, 2442160]

約数ペア:

[(1, 2442160), (2, 1221080), (4, 610540), (5, 488432), (7, 348880), (8, 305270), (10, 244216), (14, 174440), (16, 152635), (20, 122108), (28, 87220), (35, 69776), (40, 61054), (49, 49840), (56, 43610), (70, 34888), (80, 30527), (89, 27440), (98, 24920), (112, 21805), (140, 17444), (178, 13720), (196, 12460), (245, 9968), (280, 8722), (343, 7120), (356, 6860), (392, 6230), (445, 5488), (490, 4984), (560, 4361), (623, 3920), (686, 3560), (712, 3430), (784, 3115), (890, 2744), (980, 2492), (1246, 1960), (1372, 1780), (1424, 1715)]