28584700

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{1451}}^1$

素因数の和:1662

約数の個数: 36

約数和(自身を含む): 62386632

約数和(自身を除く): 33801932

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 788, 985, 1451, 1970, 2902, 3940, 4925, 5804, 7255, 9850, 14510, 19700, 29020, 36275, 72550, 145100, 285847, 571694, 1143388, 1429235, 2858470, 5716940, 7146175, 14292350, 28584700]

約数ペア:

[(1, 28584700), (2, 14292350), (4, 7146175), (5, 5716940), (10, 2858470), (20, 1429235), (25, 1143388), (50, 571694), (100, 285847), (197, 145100), (394, 72550), (788, 36275), (985, 29020), (1451, 19700), (1970, 14510), (2902, 9850), (3940, 7255), (4925, 5804)]