3948560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 11463552

約数和(自身を除く): 7514992

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 641, 770, 880, 1232, 1282, 1540, 2564, 3080, 3205, 4487, 5128, 6160, 6410, 7051, 8974, 10256, 12820, 14102, 17948, 22435, 25640, 28204, 35255, 35896, 44870, 49357, 51280, 56408, 70510, 71792, 89740, 98714, 112816, 141020, 179480, 197428, 246785, 282040, 358960, 394856, 493570, 564080, 789712, 987140, 1974280, 3948560]

約数ペア:

[(1, 3948560), (2, 1974280), (4, 987140), (5, 789712), (7, 564080), (8, 493570), (10, 394856), (11, 358960), (14, 282040), (16, 246785), (20, 197428), (22, 179480), (28, 141020), (35, 112816), (40, 98714), (44, 89740), (55, 71792), (56, 70510), (70, 56408), (77, 51280), (80, 49357), (88, 44870), (110, 35896), (112, 35255), (140, 28204), (154, 25640), (176, 22435), (220, 17948), (280, 14102), (308, 12820), (385, 10256), (440, 8974), (560, 7051), (616, 6410), (641, 6160), (770, 5128), (880, 4487), (1232, 3205), (1282, 3080), (1540, 2564)]