20006040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{569}}^1$

素因数の和:876

約数の個数: 64

約数和(自身を含む): 60328800

約数和(自身を除く): 40322760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 293, 569, 586, 879, 1138, 1172, 1465, 1707, 1758, 2276, 2344, 2845, 2930, 3414, 3516, 4395, 4552, 5690, 5860, 6828, 7032, 8535, 8790, 11380, 11720, 13656, 17070, 17580, 22760, 34140, 35160, 68280, 166717, 333434, 500151, 666868, 833585, 1000302, 1333736, 1667170, 2000604, 2500755, 3334340, 4001208, 5001510, 6668680, 10003020, 20006040]

約数ペア:

[(1, 20006040), (2, 10003020), (3, 6668680), (4, 5001510), (5, 4001208), (6, 3334340), (8, 2500755), (10, 2000604), (12, 1667170), (15, 1333736), (20, 1000302), (24, 833585), (30, 666868), (40, 500151), (60, 333434), (120, 166717), (293, 68280), (569, 35160), (586, 34140), (879, 22760), (1138, 17580), (1172, 17070), (1465, 13656), (1707, 11720), (1758, 11380), (2276, 8790), (2344, 8535), (2845, 7032), (2930, 6828), (3414, 5860), (3516, 5690), (4395, 4552)]