12991620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{739}}^1$

素因数の和:1044

約数の個数: 48

約数和(自身を含む): 36550080

約数和(自身を除く): 23558460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 293, 586, 739, 879, 1172, 1465, 1478, 1758, 2217, 2930, 2956, 3516, 3695, 4395, 4434, 5860, 7390, 8790, 8868, 11085, 14780, 17580, 22170, 44340, 216527, 433054, 649581, 866108, 1082635, 1299162, 2165270, 2598324, 3247905, 4330540, 6495810, 12991620]

約数ペア:

[(1, 12991620), (2, 6495810), (3, 4330540), (4, 3247905), (5, 2598324), (6, 2165270), (10, 1299162), (12, 1082635), (15, 866108), (20, 649581), (30, 433054), (60, 216527), (293, 44340), (586, 22170), (739, 17580), (879, 14780), (1172, 11085), (1465, 8868), (1478, 8790), (1758, 7390), (2217, 5860), (2930, 4434), (2956, 4395), (3516, 3695)]