17871140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1193}}^1$

素因数の和:1316

約数の個数: 48

約数和(自身を含む): 43327872

約数和(自身を除く): 25456732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1193, 1498, 2140, 2386, 2996, 3745, 4772, 5965, 7490, 8351, 11930, 14980, 16702, 23860, 33404, 41755, 83510, 127651, 167020, 255302, 510604, 638255, 893557, 1276510, 1787114, 2553020, 3574228, 4467785, 8935570, 17871140]

約数ペア:

[(1, 17871140), (2, 8935570), (4, 4467785), (5, 3574228), (7, 2553020), (10, 1787114), (14, 1276510), (20, 893557), (28, 638255), (35, 510604), (70, 255302), (107, 167020), (140, 127651), (214, 83510), (428, 41755), (535, 33404), (749, 23860), (1070, 16702), (1193, 14980), (1498, 11930), (2140, 8351), (2386, 7490), (2996, 5965), (3745, 4772)]