1686875140

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{479}}^1\times {\mathrm{4759}}^1$

素因数の和:5284

約数の個数: 48

約数和(自身を含む): 3646540800

約数和(自身を除く): 1959665660

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 479, 740, 958, 1916, 2395, 4759, 4790, 9518, 9580, 17723, 19036, 23795, 35446, 47590, 70892, 88615, 95180, 176083, 177230, 352166, 354460, 704332, 880415, 1760830, 2279561, 3521660, 4559122, 9118244, 11397805, 22795610, 45591220, 84343757, 168687514, 337375028, 421718785, 843437570, 1686875140]

約数ペア:

[(1, 1686875140), (2, 843437570), (4, 421718785), (5, 337375028), (10, 168687514), (20, 84343757), (37, 45591220), (74, 22795610), (148, 11397805), (185, 9118244), (370, 4559122), (479, 3521660), (740, 2279561), (958, 1760830), (1916, 880415), (2395, 704332), (4759, 354460), (4790, 352166), (9518, 177230), (9580, 176083), (17723, 95180), (19036, 88615), (23795, 70892), (35446, 47590)]