71324680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{254731}}^1$

素因数の和:254749

約数の個数: 32

約数和(自身を含む): 183407040

約数和(自身を除く): 112082360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 254731, 509462, 1018924, 1273655, 1783117, 2037848, 2547310, 3566234, 5094620, 7132468, 8915585, 10189240, 14264936, 17831170, 35662340, 71324680]

約数ペア:

[(1, 71324680), (2, 35662340), (4, 17831170), (5, 14264936), (7, 10189240), (8, 8915585), (10, 7132468), (14, 5094620), (20, 3566234), (28, 2547310), (35, 2037848), (40, 1783117), (56, 1273655), (70, 1018924), (140, 509462), (280, 254731)]