13041420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31051}}^1$

素因数の和:31070

約数の個数: 48

約数和(自身を含む): 41733888

約数和(自身を除く): 28692468

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, 31051, 62102, 93153, 124204, 155255, 186306, 217357, 310510, 372612, 434714, 465765, 621020, 652071, 869428, 931530, 1086785, 1304142, 1863060, 2173570, 2608284, 3260355, 4347140, 6520710, 13041420]

約数ペア:

[(1, 13041420), (2, 6520710), (3, 4347140), (4, 3260355), (5, 2608284), (6, 2173570), (7, 1863060), (10, 1304142), (12, 1086785), (14, 931530), (15, 869428), (20, 652071), (21, 621020), (28, 465765), (30, 434714), (35, 372612), (42, 310510), (60, 217357), (70, 186306), (84, 155255), (105, 124204), (140, 93153), (210, 62102), (420, 31051)]