28008700

素因数分解:

$2^2\times 5^2\times {\mathrm{173}}^1\times {\mathrm{1619}}^1$

素因数の和:1806

約数の個数: 36

約数和(自身を含む): 61167960

約数和(自身を除く): 33159260

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 173, 346, 692, 865, 1619, 1730, 3238, 3460, 4325, 6476, 8095, 8650, 16190, 17300, 32380, 40475, 80950, 161900, 280087, 560174, 1120348, 1400435, 2800870, 5601740, 7002175, 14004350, 28008700]

約数ペア:

[(1, 28008700), (2, 14004350), (4, 7002175), (5, 5601740), (10, 2800870), (20, 1400435), (25, 1120348), (50, 560174), (100, 280087), (173, 161900), (346, 80950), (692, 40475), (865, 32380), (1619, 17300), (1730, 16190), (3238, 8650), (3460, 8095), (4325, 6476)]