20620050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{12497}}^1$

素因数の和:12523

約数の個数: 48

約数和(自身を含む): 55791072

約数和(自身を除く): 35171022

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 150, 165, 275, 330, 550, 825, 1650, 12497, 24994, 37491, 62485, 74982, 124970, 137467, 187455, 274934, 312425, 374910, 412401, 624850, 687335, 824802, 937275, 1374670, 1874550, 2062005, 3436675, 4124010, 6873350, 10310025, 20620050]

約数ペア:

[(1, 20620050), (2, 10310025), (3, 6873350), (5, 4124010), (6, 3436675), (10, 2062005), (11, 1874550), (15, 1374670), (22, 937275), (25, 824802), (30, 687335), (33, 624850), (50, 412401), (55, 374910), (66, 312425), (75, 274934), (110, 187455), (150, 137467), (165, 124970), (275, 74982), (330, 62485), (550, 37491), (825, 24994), (1650, 12497)]