70747480

素因数分解:

$2^3\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{1667}}^1$

素因数の和:2739

約数の個数: 32

約数和(自身を含む): 159427440

約数和(自身を除く): 88679960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1061, 1667, 2122, 3334, 4244, 5305, 6668, 8335, 8488, 10610, 13336, 16670, 21220, 33340, 42440, 66680, 1768687, 3537374, 7074748, 8843435, 14149496, 17686870, 35373740, 70747480]

約数ペア:

[(1, 70747480), (2, 35373740), (4, 17686870), (5, 14149496), (8, 8843435), (10, 7074748), (20, 3537374), (40, 1768687), (1061, 66680), (1667, 42440), (2122, 33340), (3334, 21220), (4244, 16670), (5305, 13336), (6668, 10610), (8335, 8488)]