2078703800

素因数分解:

$2^3\times 5^2\times {\mathrm{401}}^1\times {\mathrm{25919}}^1$

素因数の和:26336

約数の個数: 48

約数和(自身を含む): 4845225600

約数和(自身を除く): 2766521800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 401, 802, 1604, 2005, 3208, 4010, 8020, 10025, 16040, 20050, 25919, 40100, 51838, 80200, 103676, 129595, 207352, 259190, 518380, 647975, 1036760, 1295950, 2591900, 5183800, 10393519, 20787038, 41574076, 51967595, 83148152, 103935190, 207870380, 259837975, 415740760, 519675950, 1039351900, 2078703800]

約数ペア:

[(1, 2078703800), (2, 1039351900), (4, 519675950), (5, 415740760), (8, 259837975), (10, 207870380), (20, 103935190), (25, 83148152), (40, 51967595), (50, 41574076), (100, 20787038), (200, 10393519), (401, 5183800), (802, 2591900), (1604, 1295950), (2005, 1036760), (3208, 647975), (4010, 518380), (8020, 259190), (10025, 207352), (16040, 129595), (20050, 103676), (25919, 80200), (40100, 51838)]