40214512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{487}}^1$

素因数の和:905

約数の個数: 40

約数和(自身を含む): 84293216

約数和(自身を除く): 44078704

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 397, 487, 794, 974, 1588, 1948, 3176, 3896, 5161, 6331, 6352, 7792, 10322, 12662, 20644, 25324, 41288, 50648, 82576, 101296, 193339, 386678, 773356, 1546712, 2513407, 3093424, 5026814, 10053628, 20107256, 40214512]

約数ペア:

[(1, 40214512), (2, 20107256), (4, 10053628), (8, 5026814), (13, 3093424), (16, 2513407), (26, 1546712), (52, 773356), (104, 386678), (208, 193339), (397, 101296), (487, 82576), (794, 50648), (974, 41288), (1588, 25324), (1948, 20644), (3176, 12662), (3896, 10322), (5161, 7792), (6331, 6352)]