17664140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67939}}^1$

素因数の和:67961

約数の個数: 24

約数和(自身を含む): 39948720

約数和(自身を除く): 22284580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 67939, 135878, 271756, 339695, 679390, 883207, 1358780, 1766414, 3532828, 4416035, 8832070, 17664140]

約数ペア:

[(1, 17664140), (2, 8832070), (4, 4416035), (5, 3532828), (10, 1766414), (13, 1358780), (20, 883207), (26, 679390), (52, 339695), (65, 271756), (130, 135878), (260, 67939)]