16550240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{2111}}^1$

素因数の和:2140

約数の個数: 72

約数和(自身を含む): 45505152

約数和(自身を除く): 28954912

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, 392, 490, 560, 784, 980, 1120, 1568, 1960, 2111, 3920, 4222, 7840, 8444, 10555, 14777, 16888, 21110, 29554, 33776, 42220, 59108, 67552, 73885, 84440, 103439, 118216, 147770, 168880, 206878, 236432, 295540, 337760, 413756, 472864, 517195, 591080, 827512, 1034390, 1182160, 1655024, 2068780, 2364320, 3310048, 4137560, 8275120, 16550240]

約数ペア:

[(1, 16550240), (2, 8275120), (4, 4137560), (5, 3310048), (7, 2364320), (8, 2068780), (10, 1655024), (14, 1182160), (16, 1034390), (20, 827512), (28, 591080), (32, 517195), (35, 472864), (40, 413756), (49, 337760), (56, 295540), (70, 236432), (80, 206878), (98, 168880), (112, 147770), (140, 118216), (160, 103439), (196, 84440), (224, 73885), (245, 67552), (280, 59108), (392, 42220), (490, 33776), (560, 29554), (784, 21110), (980, 16888), (1120, 14777), (1568, 10555), (1960, 8444), (2111, 7840), (3920, 4222)]