13185880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19391}}^1$

素因数の和:19419

約数の個数: 32

約数和(自身を含む): 31415040

約数和(自身を除く): 18229160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 19391, 38782, 77564, 96955, 155128, 193910, 329647, 387820, 659294, 775640, 1318588, 1648235, 2637176, 3296470, 6592940, 13185880]

約数ペア:

[(1, 13185880), (2, 6592940), (4, 3296470), (5, 2637176), (8, 1648235), (10, 1318588), (17, 775640), (20, 659294), (34, 387820), (40, 329647), (68, 193910), (85, 155128), (136, 96955), (170, 77564), (340, 38782), (680, 19391)]