7438520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10939}}^1$

素因数の和:10967

約数の個数: 32

約数和(自身を含む): 17722800

約数和(自身を除く): 10284280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 10939, 21878, 43756, 54695, 87512, 109390, 185963, 218780, 371926, 437560, 743852, 929815, 1487704, 1859630, 3719260, 7438520]

約数ペア:

[(1, 7438520), (2, 3719260), (4, 1859630), (5, 1487704), (8, 929815), (10, 743852), (17, 437560), (20, 371926), (34, 218780), (40, 185963), (68, 109390), (85, 87512), (136, 54695), (170, 43756), (340, 21878), (680, 10939)]