7002980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 15966720

約数和(自身を除く): 8963740

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 479, 731, 860, 958, 1462, 1916, 2395, 2924, 3655, 4790, 7310, 8143, 9580, 14620, 16286, 20597, 32572, 40715, 41194, 81430, 82388, 102985, 162860, 205970, 350149, 411940, 700298, 1400596, 1750745, 3501490, 7002980]

約数ペア:

[(1, 7002980), (2, 3501490), (4, 1750745), (5, 1400596), (10, 700298), (17, 411940), (20, 350149), (34, 205970), (43, 162860), (68, 102985), (85, 82388), (86, 81430), (170, 41194), (172, 40715), (215, 32572), (340, 20597), (430, 16286), (479, 14620), (731, 9580), (860, 8143), (958, 7310), (1462, 4790), (1916, 3655), (2395, 2924)]