27484760

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16759}}^1$

素因数の和:16811

約数の個数: 32

約数和(自身を含む): 63352800

約数和(自身を除く): 35868040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 16759, 33518, 67036, 83795, 134072, 167590, 335180, 670360, 687119, 1374238, 2748476, 3435595, 5496952, 6871190, 13742380, 27484760]

約数ペア:

[(1, 27484760), (2, 13742380), (4, 6871190), (5, 5496952), (8, 3435595), (10, 2748476), (20, 1374238), (40, 687119), (41, 670360), (82, 335180), (164, 167590), (205, 134072), (328, 83795), (410, 67036), (820, 33518), (1640, 16759)]