11977140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{28517}}^1$

素因数の和:28536

約数の個数: 48

約数和(自身を含む): 38328192

約数和(自身を除く): 26351052

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, 28517, 57034, 85551, 114068, 142585, 171102, 199619, 285170, 342204, 399238, 427755, 570340, 598857, 798476, 855510, 998095, 1197714, 1711020, 1996190, 2395428, 2994285, 3992380, 5988570, 11977140]

約数ペア:

[(1, 11977140), (2, 5988570), (3, 3992380), (4, 2994285), (5, 2395428), (6, 1996190), (7, 1711020), (10, 1197714), (12, 998095), (14, 855510), (15, 798476), (20, 598857), (21, 570340), (28, 427755), (30, 399238), (35, 342204), (42, 285170), (60, 199619), (70, 171102), (84, 142585), (105, 114068), (140, 85551), (210, 57034), (420, 28517)]