16632280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{311}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 43130880

約数和(自身を除く): 26498600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 191, 280, 311, 382, 622, 764, 955, 1244, 1337, 1528, 1555, 1910, 2177, 2488, 2674, 3110, 3820, 4354, 5348, 6220, 6685, 7640, 8708, 10696, 10885, 12440, 13370, 17416, 21770, 26740, 43540, 53480, 59401, 87080, 118802, 237604, 297005, 415807, 475208, 594010, 831614, 1188020, 1663228, 2079035, 2376040, 3326456, 4158070, 8316140, 16632280]

約数ペア:

[(1, 16632280), (2, 8316140), (4, 4158070), (5, 3326456), (7, 2376040), (8, 2079035), (10, 1663228), (14, 1188020), (20, 831614), (28, 594010), (35, 475208), (40, 415807), (56, 297005), (70, 237604), (140, 118802), (191, 87080), (280, 59401), (311, 53480), (382, 43540), (622, 26740), (764, 21770), (955, 17416), (1244, 13370), (1337, 12440), (1528, 10885), (1555, 10696), (1910, 8708), (2177, 7640), (2488, 6685), (2674, 6220), (3110, 5348), (3820, 4354)]