2012069980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{51407}}^1$

素因数の和:51538

約数の個数: 48

約数和(自身を含む): 4491002880

約数和(自身を除く): 2478932900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 103, 190, 206, 380, 412, 515, 1030, 1957, 2060, 3914, 7828, 9785, 19570, 39140, 51407, 102814, 205628, 257035, 514070, 976733, 1028140, 1953466, 3906932, 4883665, 5294921, 9767330, 10589842, 19534660, 21179684, 26474605, 52949210, 100603499, 105898420, 201206998, 402413996, 503017495, 1006034990, 2012069980]

約数ペア:

[(1, 2012069980), (2, 1006034990), (4, 503017495), (5, 402413996), (10, 201206998), (19, 105898420), (20, 100603499), (38, 52949210), (76, 26474605), (95, 21179684), (103, 19534660), (190, 10589842), (206, 9767330), (380, 5294921), (412, 4883665), (515, 3906932), (1030, 1953466), (1957, 1028140), (2060, 976733), (3914, 514070), (7828, 257035), (9785, 205628), (19570, 102814), (39140, 51407)]