26385880

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1901}}^1$

素因数の和:2259

約数の個数: 32

約数和(自身を含む): 59570640

約数和(自身を除く): 33184760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1735, 1901, 2776, 3470, 3802, 6940, 7604, 9505, 13880, 15208, 19010, 38020, 76040, 659647, 1319294, 2638588, 3298235, 5277176, 6596470, 13192940, 26385880]

約数ペア:

[(1, 26385880), (2, 13192940), (4, 6596470), (5, 5277176), (8, 3298235), (10, 2638588), (20, 1319294), (40, 659647), (347, 76040), (694, 38020), (1388, 19010), (1735, 15208), (1901, 13880), (2776, 9505), (3470, 7604), (3802, 6940)]