2971060

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{997}}^1$

素因数の和:1155

約数の個数: 24

約数和(自身を含む): 6287400

約数和(自身を除く): 3316340

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 997, 1490, 1994, 2980, 3988, 4985, 9970, 19940, 148553, 297106, 594212, 742765, 1485530, 2971060]

約数ペア:

[(1, 2971060), (2, 1485530), (4, 742765), (5, 594212), (10, 297106), (20, 148553), (149, 19940), (298, 9970), (596, 4985), (745, 3988), (997, 2980), (1490, 1994)]