26765140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{78721}}^1$

素因数の和:78747

約数の個数: 24

約数和(自身を含む): 59513832

約数和(自身を除く): 32748692

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 78721, 157442, 314884, 393605, 787210, 1338257, 1574420, 2676514, 5353028, 6691285, 13382570, 26765140]

約数ペア:

[(1, 26765140), (2, 13382570), (4, 6691285), (5, 5353028), (10, 2676514), (17, 1574420), (20, 1338257), (34, 787210), (68, 393605), (85, 314884), (170, 157442), (340, 78721)]