17444000

素因数分解:

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

素因数の和:128

約数の個数: 144

約数和(自身を含む): 50417640

約数和(自身を除く): 32973640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 89, 98, 100, 112, 125, 140, 160, 175, 178, 196, 200, 224, 245, 250, 280, 350, 356, 392, 400, 445, 490, 500, 560, 623, 700, 712, 784, 800, 875, 890, 980, 1000, 1120, 1225, 1246, 1400, 1424, 1568, 1750, 1780, 1960, 2000, 2225, 2450, 2492, 2800, 2848, 3115, 3500, 3560, 3920, 4000, 4361, 4450, 4900, 4984, 5600, 6125, 6230, 7000, 7120, 7840, 8722, 8900, 9800, 9968, 11125, 12250, 12460, 14000, 14240, 15575, 17444, 17800, 19600, 19936, 21805, 22250, 24500, 24920, 28000, 31150, 34888, 35600, 39200, 43610, 44500, 49000, 49840, 62300, 69776, 71200, 77875, 87220, 89000, 98000, 99680, 109025, 124600, 139552, 155750, 174440, 178000, 196000, 218050, 249200, 311500, 348880, 356000, 436100, 498400, 545125, 623000, 697760, 872200, 1090250, 1246000, 1744400, 2180500, 2492000, 3488800, 4361000, 8722000, 17444000]

約数ペア:

[(1, 17444000), (2, 8722000), (4, 4361000), (5, 3488800), (7, 2492000), (8, 2180500), (10, 1744400), (14, 1246000), (16, 1090250), (20, 872200), (25, 697760), (28, 623000), (32, 545125), (35, 498400), (40, 436100), (49, 356000), (50, 348880), (56, 311500), (70, 249200), (80, 218050), (89, 196000), (98, 178000), (100, 174440), (112, 155750), (125, 139552), (140, 124600), (160, 109025), (175, 99680), (178, 98000), (196, 89000), (200, 87220), (224, 77875), (245, 71200), (250, 69776), (280, 62300), (350, 49840), (356, 49000), (392, 44500), (400, 43610), (445, 39200), (490, 35600), (500, 34888), (560, 31150), (623, 28000), (700, 24920), (712, 24500), (784, 22250), (800, 21805), (875, 19936), (890, 19600), (980, 17800), (1000, 17444), (1120, 15575), (1225, 14240), (1246, 14000), (1400, 12460), (1424, 12250), (1568, 11125), (1750, 9968), (1780, 9800), (1960, 8900), (2000, 8722), (2225, 7840), (2450, 7120), (2492, 7000), (2800, 6230), (2848, 6125), (3115, 5600), (3500, 4984), (3560, 4900), (3920, 4450), (4000, 4361)]