1549432840

素因数分解:

$2^3\times 5^1\times {\mathrm{1669}}^1\times {\mathrm{23209}}^1$

素因数の和:24889

約数の個数: 32

約数和(自身を含む): 3488463000

約数和(自身を除く): 1939030160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1669, 3338, 6676, 8345, 13352, 16690, 23209, 33380, 46418, 66760, 92836, 116045, 185672, 232090, 464180, 928360, 38735821, 77471642, 154943284, 193679105, 309886568, 387358210, 774716420, 1549432840]

約数ペア:

[(1, 1549432840), (2, 774716420), (4, 387358210), (5, 309886568), (8, 193679105), (10, 154943284), (20, 77471642), (40, 38735821), (1669, 928360), (3338, 464180), (6676, 232090), (8345, 185672), (13352, 116045), (16690, 92836), (23209, 66760), (33380, 46418)]