836868580

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{3463}}^1$

素因数の和:3796

約数の個数: 48

約数和(自身を含む): 1805215104

約数和(自身を除く): 968346524

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 281, 430, 562, 860, 1124, 1405, 2810, 3463, 5620, 6926, 12083, 13852, 17315, 24166, 34630, 48332, 60415, 69260, 120830, 148909, 241660, 297818, 595636, 744545, 973103, 1489090, 1946206, 2978180, 3892412, 4865515, 9731030, 19462060, 41843429, 83686858, 167373716, 209217145, 418434290, 836868580]

約数ペア:

[(1, 836868580), (2, 418434290), (4, 209217145), (5, 167373716), (10, 83686858), (20, 41843429), (43, 19462060), (86, 9731030), (172, 4865515), (215, 3892412), (281, 2978180), (430, 1946206), (562, 1489090), (860, 973103), (1124, 744545), (1405, 595636), (2810, 297818), (3463, 241660), (5620, 148909), (6926, 120830), (12083, 69260), (13852, 60415), (17315, 48332), (24166, 34630)]