2019464425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{1721}}^1$

素因数の和:2010

約数の個数: 48

約数和(自身を含む): 2905689024

約数和(自身を除く): 886224599

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 251, 275, 425, 935, 1255, 1721, 2761, 4267, 4675, 6275, 8605, 13805, 18931, 21335, 29257, 43025, 46937, 69025, 94655, 106675, 146285, 234685, 321827, 431971, 473275, 731425, 1173425, 1609135, 2159855, 4751681, 7343507, 8045675, 10799275, 23758405, 36717535, 80778577, 118792025, 183587675, 403892885, 2019464425]

約数ペア:

[(1, 2019464425), (5, 403892885), (11, 183587675), (17, 118792025), (25, 80778577), (55, 36717535), (85, 23758405), (187, 10799275), (251, 8045675), (275, 7343507), (425, 4751681), (935, 2159855), (1255, 1609135), (1721, 1173425), (2761, 731425), (4267, 473275), (4675, 431971), (6275, 321827), (8605, 234685), (13805, 146285), (18931, 106675), (21335, 94655), (29257, 69025), (43025, 46937)]