17439940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2897}}^1$

素因数の和:2956

約数の個数: 48

約数和(自身を含む): 42844032

約数和(自身を除く): 25404092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 2897, 3010, 5794, 6020, 11588, 14485, 20279, 28970, 40558, 57940, 81116, 101395, 124571, 202790, 249142, 405580, 498284, 622855, 871997, 1245710, 1743994, 2491420, 3487988, 4359985, 8719970, 17439940]

約数ペア:

[(1, 17439940), (2, 8719970), (4, 4359985), (5, 3487988), (7, 2491420), (10, 1743994), (14, 1245710), (20, 871997), (28, 622855), (35, 498284), (43, 405580), (70, 249142), (86, 202790), (140, 124571), (172, 101395), (215, 81116), (301, 57940), (430, 40558), (602, 28970), (860, 20279), (1204, 14485), (1505, 11588), (2897, 6020), (3010, 5794)]