55590380

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{6449}}^1$

素因数の和:6889

約数の個数: 24

約数和(自身を含む): 117028800

約数和(自身を除く): 61438420

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 4310, 6449, 8620, 12898, 25796, 32245, 64490, 128980, 2779519, 5559038, 11118076, 13897595, 27795190, 55590380]

約数ペア:

[(1, 55590380), (2, 27795190), (4, 13897595), (5, 11118076), (10, 5559038), (20, 2779519), (431, 128980), (862, 64490), (1724, 32245), (2155, 25796), (4310, 12898), (6449, 8620)]