940138360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{20599}}^1$

素因数の和:20780

約数の個数: 64

約数和(自身を含む): 2432448000

約数和(自身を除く): 1492309640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 163, 280, 326, 652, 815, 1141, 1304, 1630, 2282, 3260, 4564, 5705, 6520, 9128, 11410, 20599, 22820, 41198, 45640, 82396, 102995, 144193, 164792, 205990, 288386, 411980, 576772, 720965, 823960, 1153544, 1441930, 2883860, 3357637, 5767720, 6715274, 13430548, 16788185, 23503459, 26861096, 33576370, 47006918, 67152740, 94013836, 117517295, 134305480, 188027672, 235034590, 470069180, 940138360]

約数ペア:

[(1, 940138360), (2, 470069180), (4, 235034590), (5, 188027672), (7, 134305480), (8, 117517295), (10, 94013836), (14, 67152740), (20, 47006918), (28, 33576370), (35, 26861096), (40, 23503459), (56, 16788185), (70, 13430548), (140, 6715274), (163, 5767720), (280, 3357637), (326, 2883860), (652, 1441930), (815, 1153544), (1141, 823960), (1304, 720965), (1630, 576772), (2282, 411980), (3260, 288386), (4564, 205990), (5705, 164792), (6520, 144193), (9128, 102995), (11410, 82396), (20599, 45640), (22820, 41198)]