2007149780

素因数分解:

$2^2\times 5^1\times {\mathrm{1951}}^1\times {\mathrm{51439}}^1$

素因数の和:53399

約数の個数: 24

約数和(自身を含む): 4217256960

約数和(自身を除く): 2210107180

約数列:

[1, 2, 4, 5, 10, 20, 1951, 3902, 7804, 9755, 19510, 39020, 51439, 102878, 205756, 257195, 514390, 1028780, 100357489, 200714978, 401429956, 501787445, 1003574890, 2007149780]

約数ペア:

[(1, 2007149780), (2, 1003574890), (4, 501787445), (5, 401429956), (10, 200714978), (20, 100357489), (1951, 1028780), (3902, 514390), (7804, 257195), (9755, 205756), (19510, 102878), (39020, 51439)]