258301820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{4261}}^1$

素因数の和:4710

約数の個数: 48

約数和(自身を含む): 621501888

約数和(自身を除く): 363200068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 433, 866, 1732, 2165, 3031, 4261, 4330, 6062, 8522, 8660, 12124, 15155, 17044, 21305, 29827, 30310, 42610, 59654, 60620, 85220, 119308, 149135, 298270, 596540, 1845013, 3690026, 7380052, 9225065, 12915091, 18450130, 25830182, 36900260, 51660364, 64575455, 129150910, 258301820]

約数ペア:

[(1, 258301820), (2, 129150910), (4, 64575455), (5, 51660364), (7, 36900260), (10, 25830182), (14, 18450130), (20, 12915091), (28, 9225065), (35, 7380052), (70, 3690026), (140, 1845013), (433, 596540), (866, 298270), (1732, 149135), (2165, 119308), (3031, 85220), (4261, 60620), (4330, 59654), (6062, 42610), (8522, 30310), (8660, 29827), (12124, 21305), (15155, 17044)]