2518888920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{42751}}^1$

素因数の和:43256

約数の個数: 64

約数和(自身を含む): 7572234240

約数和(自身を除く): 5053345320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 491, 982, 1473, 1964, 2455, 2946, 3928, 4910, 5892, 7365, 9820, 11784, 14730, 19640, 29460, 42751, 58920, 85502, 128253, 171004, 213755, 256506, 342008, 427510, 513012, 641265, 855020, 1026024, 1282530, 1710040, 2565060, 5130120, 20990741, 41981482, 62972223, 83962964, 104953705, 125944446, 167925928, 209907410, 251888892, 314861115, 419814820, 503777784, 629722230, 839629640, 1259444460, 2518888920]

約数ペア:

[(1, 2518888920), (2, 1259444460), (3, 839629640), (4, 629722230), (5, 503777784), (6, 419814820), (8, 314861115), (10, 251888892), (12, 209907410), (15, 167925928), (20, 125944446), (24, 104953705), (30, 83962964), (40, 62972223), (60, 41981482), (120, 20990741), (491, 5130120), (982, 2565060), (1473, 1710040), (1964, 1282530), (2455, 1026024), (2946, 855020), (3928, 641265), (4910, 513012), (5892, 427510), (7365, 342008), (9820, 256506), (11784, 213755), (14730, 171004), (19640, 128253), (29460, 85502), (42751, 58920)]