16897020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{40231}}^1$

素因数の和:40250

約数の個数: 48

約数和(自身を含む): 54071808

約数和(自身を除く): 37174788

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, 40231, 80462, 120693, 160924, 201155, 241386, 281617, 402310, 482772, 563234, 603465, 804620, 844851, 1126468, 1206930, 1408085, 1689702, 2413860, 2816170, 3379404, 4224255, 5632340, 8448510, 16897020]

約数ペア:

[(1, 16897020), (2, 8448510), (3, 5632340), (4, 4224255), (5, 3379404), (6, 2816170), (7, 2413860), (10, 1689702), (12, 1408085), (14, 1206930), (15, 1126468), (20, 844851), (21, 804620), (28, 603465), (30, 563234), (35, 482772), (42, 402310), (60, 281617), (70, 241386), (84, 201155), (105, 160924), (140, 120693), (210, 80462), (420, 40231)]