2051215540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{175919}}^1$

素因数の和:175992

約数の個数: 48

約数和(自身を含む): 4787838720

約数和(自身を除く): 2736623180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 2332, 2915, 5830, 11660, 175919, 351838, 703676, 879595, 1759190, 1935109, 3518380, 3870218, 7740436, 9323707, 9675545, 18647414, 19351090, 37294828, 38702180, 46618535, 93237070, 102560777, 186474140, 205121554, 410243108, 512803885, 1025607770, 2051215540]

約数ペア:

[(1, 2051215540), (2, 1025607770), (4, 512803885), (5, 410243108), (10, 205121554), (11, 186474140), (20, 102560777), (22, 93237070), (44, 46618535), (53, 38702180), (55, 37294828), (106, 19351090), (110, 18647414), (212, 9675545), (220, 9323707), (265, 7740436), (530, 3870218), (583, 3518380), (1060, 1935109), (1166, 1759190), (2332, 879595), (2915, 703676), (5830, 351838), (11660, 175919)]