11645560

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2671}}^1$

素因数の和:2791

約数の個数: 32

約数和(自身を含む): 26452800

約数和(自身を除く): 14807240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 2671, 4360, 5342, 10684, 13355, 21368, 26710, 53420, 106840, 291139, 582278, 1164556, 1455695, 2329112, 2911390, 5822780, 11645560]

約数ペア:

[(1, 11645560), (2, 5822780), (4, 2911390), (5, 2329112), (8, 1455695), (10, 1164556), (20, 582278), (40, 291139), (109, 106840), (218, 53420), (436, 26710), (545, 21368), (872, 13355), (1090, 10684), (2180, 5342), (2671, 4360)]