26365520

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2371}}^1$

素因数の和:2523

約数の個数: 40

約数和(自身を含む): 61766880

約数和(自身を除く): 35401360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2371, 2780, 4742, 5560, 9484, 11120, 11855, 18968, 23710, 37936, 47420, 94840, 189680, 329569, 659138, 1318276, 1647845, 2636552, 3295690, 5273104, 6591380, 13182760, 26365520]

約数ペア:

[(1, 26365520), (2, 13182760), (4, 6591380), (5, 5273104), (8, 3295690), (10, 2636552), (16, 1647845), (20, 1318276), (40, 659138), (80, 329569), (139, 189680), (278, 94840), (556, 47420), (695, 37936), (1112, 23710), (1390, 18968), (2224, 11855), (2371, 11120), (2780, 9484), (4742, 5560)]