20883439920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{12430619}}^1$

素因数の和:12430642

約数の個数: 80

約数和(自身を含む): 73987050240

約数和(自身を除く): 53103610320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 12430619, 24861238, 37291857, 49722476, 62153095, 74583714, 87014333, 99444952, 124306190, 149167428, 174028666, 186459285, 198889904, 248612380, 261042999, 298334856, 348057332, 372918570, 435071665, 497224760, 522085998, 596669712, 696114664, 745837140, 870143330, 994449520, 1044171996, 1305214995, 1392229328, 1491674280, 1740286660, 2088343992, 2610429990, 2983348560, 3480573320, 4176687984, 5220859980, 6961146640, 10441719960, 20883439920]

約数ペア:

[(1, 20883439920), (2, 10441719960), (3, 6961146640), (4, 5220859980), (5, 4176687984), (6, 3480573320), (7, 2983348560), (8, 2610429990), (10, 2088343992), (12, 1740286660), (14, 1491674280), (15, 1392229328), (16, 1305214995), (20, 1044171996), (21, 994449520), (24, 870143330), (28, 745837140), (30, 696114664), (35, 596669712), (40, 522085998), (42, 497224760), (48, 435071665), (56, 372918570), (60, 348057332), (70, 298334856), (80, 261042999), (84, 248612380), (105, 198889904), (112, 186459285), (120, 174028666), (140, 149167428), (168, 124306190), (210, 99444952), (240, 87014333), (280, 74583714), (336, 62153095), (420, 49722476), (560, 37291857), (840, 24861238), (1680, 12430619)]