7993020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19031}}^1$

素因数の和:19050

約数の個数: 48

約数和(自身を含む): 25579008

約数和(自身を除く): 17585988

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, 19031, 38062, 57093, 76124, 95155, 114186, 133217, 190310, 228372, 266434, 285465, 380620, 399651, 532868, 570930, 666085, 799302, 1141860, 1332170, 1598604, 1998255, 2664340, 3996510, 7993020]

約数ペア:

[(1, 7993020), (2, 3996510), (3, 2664340), (4, 1998255), (5, 1598604), (6, 1332170), (7, 1141860), (10, 799302), (12, 666085), (14, 570930), (15, 532868), (20, 399651), (21, 380620), (28, 285465), (30, 266434), (35, 228372), (42, 190310), (60, 133217), (70, 114186), (84, 95155), (105, 76124), (140, 57093), (210, 38062), (420, 19031)]