2020551350

素因数分解:

$2^1\times 5^2\times {\mathrm{137}}^1\times {\mathrm{397}}^1\times {\mathrm{743}}^1$

素因数の和:1289

約数の個数: 48

約数和(自身を含む): 3800301408

約数和(自身を除く): 1779750058

約数列:

[1, 2, 5, 10, 25, 50, 137, 274, 397, 685, 743, 794, 1370, 1486, 1985, 3425, 3715, 3970, 6850, 7430, 9925, 18575, 19850, 37150, 54389, 101791, 108778, 203582, 271945, 294971, 508955, 543890, 589942, 1017910, 1359725, 1474855, 2544775, 2719450, 2949710, 5089550, 7374275, 14748550, 40411027, 80822054, 202055135, 404110270, 1010275675, 2020551350]

約数ペア:

[(1, 2020551350), (2, 1010275675), (5, 404110270), (10, 202055135), (25, 80822054), (50, 40411027), (137, 14748550), (274, 7374275), (397, 5089550), (685, 2949710), (743, 2719450), (794, 2544775), (1370, 1474855), (1486, 1359725), (1985, 1017910), (3425, 589942), (3715, 543890), (3970, 508955), (6850, 294971), (7430, 271945), (9925, 203582), (18575, 108778), (19850, 101791), (37150, 54389)]