40655368

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{907}}^1$

素因数の和:1357

約数の個数: 32

約数和(自身を含む): 82373760

約数和(自身を除く): 41718392

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 431, 862, 907, 1724, 1814, 3448, 3628, 5603, 7256, 11206, 11791, 22412, 23582, 44824, 47164, 94328, 390917, 781834, 1563668, 3127336, 5081921, 10163842, 20327684, 40655368]

約数ペア:

[(1, 40655368), (2, 20327684), (4, 10163842), (8, 5081921), (13, 3127336), (26, 1563668), (52, 781834), (104, 390917), (431, 94328), (862, 47164), (907, 44824), (1724, 23582), (1814, 22412), (3448, 11791), (3628, 11206), (5603, 7256)]