2171900

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{587}}^1$

素因数の和:638

約数の個数: 36

約数和(自身を含む): 4848648

約数和(自身を除く): 2676748

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 148, 185, 370, 587, 740, 925, 1174, 1850, 2348, 2935, 3700, 5870, 11740, 14675, 21719, 29350, 43438, 58700, 86876, 108595, 217190, 434380, 542975, 1085950, 2171900]

約数ペア:

[(1, 2171900), (2, 1085950), (4, 542975), (5, 434380), (10, 217190), (20, 108595), (25, 86876), (37, 58700), (50, 43438), (74, 29350), (100, 21719), (148, 14675), (185, 11740), (370, 5870), (587, 3700), (740, 2935), (925, 2348), (1174, 1850)]