2140702970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{751}}^1\times {\mathrm{947}}^1$

素因数の和:1755

約数の個数: 64

約数和(自身を含む): 4516909056

約数和(自身を除く): 2376206086

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 751, 947, 1502, 1505, 1894, 3010, 3755, 4735, 5257, 6629, 7510, 9470, 10514, 13258, 26285, 32293, 33145, 40721, 52570, 64586, 66290, 81442, 161465, 203605, 226051, 285047, 322930, 407210, 452102, 570094, 711197, 1130255, 1422394, 1425235, 2260510, 2850470, 3555985, 4978379, 7111970, 9956758, 24891895, 30581471, 49783790, 61162942, 152907355, 214070297, 305814710, 428140594, 1070351485, 2140702970]

約数ペア:

[(1, 2140702970), (2, 1070351485), (5, 428140594), (7, 305814710), (10, 214070297), (14, 152907355), (35, 61162942), (43, 49783790), (70, 30581471), (86, 24891895), (215, 9956758), (301, 7111970), (430, 4978379), (602, 3555985), (751, 2850470), (947, 2260510), (1502, 1425235), (1505, 1422394), (1894, 1130255), (3010, 711197), (3755, 570094), (4735, 452102), (5257, 407210), (6629, 322930), (7510, 285047), (9470, 226051), (10514, 203605), (13258, 161465), (26285, 81442), (32293, 66290), (33145, 64586), (40721, 52570)]