28702240

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{523}}^1$

素因数の和:559

約数の個数: 96

約数和(自身を含む): 79228800

約数和(自身を除く): 50526560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 343, 392, 490, 523, 560, 686, 784, 980, 1046, 1120, 1372, 1568, 1715, 1960, 2092, 2615, 2744, 3430, 3661, 3920, 4184, 5230, 5488, 6860, 7322, 7840, 8368, 10460, 10976, 13720, 14644, 16736, 18305, 20920, 25627, 27440, 29288, 36610, 41840, 51254, 54880, 58576, 73220, 83680, 102508, 117152, 128135, 146440, 179389, 205016, 256270, 292880, 358778, 410032, 512540, 585760, 717556, 820064, 896945, 1025080, 1435112, 1793890, 2050160, 2870224, 3587780, 4100320, 5740448, 7175560, 14351120, 28702240]

約数ペア:

[(1, 28702240), (2, 14351120), (4, 7175560), (5, 5740448), (7, 4100320), (8, 3587780), (10, 2870224), (14, 2050160), (16, 1793890), (20, 1435112), (28, 1025080), (32, 896945), (35, 820064), (40, 717556), (49, 585760), (56, 512540), (70, 410032), (80, 358778), (98, 292880), (112, 256270), (140, 205016), (160, 179389), (196, 146440), (224, 128135), (245, 117152), (280, 102508), (343, 83680), (392, 73220), (490, 58576), (523, 54880), (560, 51254), (686, 41840), (784, 36610), (980, 29288), (1046, 27440), (1120, 25627), (1372, 20920), (1568, 18305), (1715, 16736), (1960, 14644), (2092, 13720), (2615, 10976), (2744, 10460), (3430, 8368), (3661, 7840), (3920, 7322), (4184, 6860), (5230, 5488)]