74881660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{28151}}^1$

素因数の和:28186

約数の個数: 48

約数和(自身を含む): 189181440

約数和(自身を除く): 114299780

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 28151, 56302, 112604, 140755, 197057, 281510, 394114, 534869, 563020, 788228, 985285, 1069738, 1970570, 2139476, 2674345, 3744083, 3941140, 5348690, 7488166, 10697380, 14976332, 18720415, 37440830, 74881660]

約数ペア:

[(1, 74881660), (2, 37440830), (4, 18720415), (5, 14976332), (7, 10697380), (10, 7488166), (14, 5348690), (19, 3941140), (20, 3744083), (28, 2674345), (35, 2139476), (38, 1970570), (70, 1069738), (76, 985285), (95, 788228), (133, 563020), (140, 534869), (190, 394114), (266, 281510), (380, 197057), (532, 140755), (665, 112604), (1330, 56302), (2660, 28151)]