15763660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{907}}^1$

素因数の和:1006

約数の個数: 48

約数和(自身を含む): 36610560

約数和(自身を除く): 20846900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 907, 1580, 1738, 1814, 3476, 3628, 4345, 4535, 8690, 9070, 9977, 17380, 18140, 19954, 39908, 49885, 71653, 99770, 143306, 199540, 286612, 358265, 716530, 788183, 1433060, 1576366, 3152732, 3940915, 7881830, 15763660]

約数ペア:

[(1, 15763660), (2, 7881830), (4, 3940915), (5, 3152732), (10, 1576366), (11, 1433060), (20, 788183), (22, 716530), (44, 358265), (55, 286612), (79, 199540), (110, 143306), (158, 99770), (220, 71653), (316, 49885), (395, 39908), (790, 19954), (869, 18140), (907, 17380), (1580, 9977), (1738, 9070), (1814, 8690), (3476, 4535), (3628, 4345)]