17867720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34361}}^1$

素因数の和:34385

約数の個数: 32

約数和(自身を含む): 43296120

約数和(自身を除く): 25428400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 34361, 68722, 137444, 171805, 274888, 343610, 446693, 687220, 893386, 1374440, 1786772, 2233465, 3573544, 4466930, 8933860, 17867720]

約数ペア:

[(1, 17867720), (2, 8933860), (4, 4466930), (5, 3573544), (8, 2233465), (10, 1786772), (13, 1374440), (20, 893386), (26, 687220), (40, 446693), (52, 343610), (65, 274888), (104, 171805), (130, 137444), (260, 68722), (520, 34361)]