16725940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10861}}^1$

素因数の和:10888

約数の個数: 48

約数和(自身を含む): 43795584

約数和(自身を除く): 27069644

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 10861, 21722, 43444, 54305, 76027, 108610, 119471, 152054, 217220, 238942, 304108, 380135, 477884, 597355, 760270, 836297, 1194710, 1520540, 1672594, 2389420, 3345188, 4181485, 8362970, 16725940]

約数ペア:

[(1, 16725940), (2, 8362970), (4, 4181485), (5, 3345188), (7, 2389420), (10, 1672594), (11, 1520540), (14, 1194710), (20, 836297), (22, 760270), (28, 597355), (35, 477884), (44, 380135), (55, 304108), (70, 238942), (77, 217220), (110, 152054), (140, 119471), (154, 108610), (220, 76027), (308, 54305), (385, 43444), (770, 21722), (1540, 10861)]