665293020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1584031}}^1$

素因数の和:1584050

約数の個数: 48

約数和(自身を含む): 2128939008

約数和(自身を除く): 1463645988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1584031, 3168062, 4752093, 6336124, 7920155, 9504186, 11088217, 15840310, 19008372, 22176434, 23760465, 31680620, 33264651, 44352868, 47520930, 55441085, 66529302, 95041860, 110882170, 133058604, 166323255, 221764340, 332646510, 665293020]

約数ペア:

[(1, 665293020), (2, 332646510), (3, 221764340), (4, 166323255), (5, 133058604), (6, 110882170), (7, 95041860), (10, 66529302), (12, 55441085), (14, 47520930), (15, 44352868), (20, 33264651), (21, 31680620), (28, 23760465), (30, 22176434), (35, 19008372), (42, 15840310), (60, 11088217), (70, 9504186), (84, 7920155), (105, 6336124), (140, 4752093), (210, 3168062), (420, 1584031)]