1188393860

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1\times {\mathrm{1913}}^1$

素因数の和:2360

約数の個数: 48

約数和(自身を含む): 2532222000

約数和(自身を除く): 1343828140

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 349, 356, 445, 698, 890, 1396, 1745, 1780, 1913, 3490, 3826, 6980, 7652, 9565, 19130, 31061, 38260, 62122, 124244, 155305, 170257, 310610, 340514, 621220, 667637, 681028, 851285, 1335274, 1702570, 2670548, 3338185, 3405140, 6676370, 13352740, 59419693, 118839386, 237678772, 297098465, 594196930, 1188393860]

約数ペア:

[(1, 1188393860), (2, 594196930), (4, 297098465), (5, 237678772), (10, 118839386), (20, 59419693), (89, 13352740), (178, 6676370), (349, 3405140), (356, 3338185), (445, 2670548), (698, 1702570), (890, 1335274), (1396, 851285), (1745, 681028), (1780, 667637), (1913, 621220), (3490, 340514), (3826, 310610), (6980, 170257), (7652, 155305), (9565, 124244), (19130, 62122), (31061, 38260)]