2568420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{751}}^1$

素因数の和:785

約数の個数: 72

約数和(自身を含む): 8211840

約数和(自身を除く): 5643420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 751, 855, 1140, 1502, 1710, 2253, 3004, 3420, 3755, 4506, 6759, 7510, 9012, 11265, 13518, 14269, 15020, 22530, 27036, 28538, 33795, 42807, 45060, 57076, 67590, 71345, 85614, 128421, 135180, 142690, 171228, 214035, 256842, 285380, 428070, 513684, 642105, 856140, 1284210, 2568420]

約数ペア:

[(1, 2568420), (2, 1284210), (3, 856140), (4, 642105), (5, 513684), (6, 428070), (9, 285380), (10, 256842), (12, 214035), (15, 171228), (18, 142690), (19, 135180), (20, 128421), (30, 85614), (36, 71345), (38, 67590), (45, 57076), (57, 45060), (60, 42807), (76, 33795), (90, 28538), (95, 27036), (114, 22530), (171, 15020), (180, 14269), (190, 13518), (228, 11265), (285, 9012), (342, 7510), (380, 6759), (570, 4506), (684, 3755), (751, 3420), (855, 3004), (1140, 2253), (1502, 1710)]