13525880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19891}}^1$

素因数の和:19919

約数の個数: 32

約数和(自身を含む): 32225040

約数和(自身を除く): 18699160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 19891, 39782, 79564, 99455, 159128, 198910, 338147, 397820, 676294, 795640, 1352588, 1690735, 2705176, 3381470, 6762940, 13525880]

約数ペア:

[(1, 13525880), (2, 6762940), (4, 3381470), (5, 2705176), (8, 1690735), (10, 1352588), (17, 795640), (20, 676294), (34, 397820), (40, 338147), (68, 198910), (85, 159128), (136, 99455), (170, 79564), (340, 39782), (680, 19891)]