13022560

素因数分解:

$2^5\times 5^1\times {\mathrm{199}}^1\times {\mathrm{409}}^1$

素因数の和:623

約数の個数: 48

約数和(自身を含む): 30996000

約数和(自身を除く): 17973440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 199, 398, 409, 796, 818, 995, 1592, 1636, 1990, 2045, 3184, 3272, 3980, 4090, 6368, 6544, 7960, 8180, 13088, 15920, 16360, 31840, 32720, 65440, 81391, 162782, 325564, 406955, 651128, 813910, 1302256, 1627820, 2604512, 3255640, 6511280, 13022560]

約数ペア:

[(1, 13022560), (2, 6511280), (4, 3255640), (5, 2604512), (8, 1627820), (10, 1302256), (16, 813910), (20, 651128), (32, 406955), (40, 325564), (80, 162782), (160, 81391), (199, 65440), (398, 32720), (409, 31840), (796, 16360), (818, 15920), (995, 13088), (1592, 8180), (1636, 7960), (1990, 6544), (2045, 6368), (3184, 4090), (3272, 3980)]