16685340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{39727}}^1$

素因数の和:39746

約数の個数: 48

約数和(自身を含む): 53394432

約数和(自身を除く): 36709092

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, 39727, 79454, 119181, 158908, 198635, 238362, 278089, 397270, 476724, 556178, 595905, 794540, 834267, 1112356, 1191810, 1390445, 1668534, 2383620, 2780890, 3337068, 4171335, 5561780, 8342670, 16685340]

約数ペア:

[(1, 16685340), (2, 8342670), (3, 5561780), (4, 4171335), (5, 3337068), (6, 2780890), (7, 2383620), (10, 1668534), (12, 1390445), (14, 1191810), (15, 1112356), (20, 834267), (21, 794540), (28, 595905), (30, 556178), (35, 476724), (42, 397270), (60, 278089), (70, 238362), (84, 198635), (105, 158908), (140, 119181), (210, 79454), (420, 39727)]