52128020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19597}}^1$

素因数の和:19632

約数の個数: 48

約数和(自身を含む): 131698560

約数和(自身を除く): 79570540

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, 19597, 39194, 78388, 97985, 137179, 195970, 274358, 372343, 391940, 548716, 685895, 744686, 1371790, 1489372, 1861715, 2606401, 2743580, 3723430, 5212802, 7446860, 10425604, 13032005, 26064010, 52128020]

約数ペア:

[(1, 52128020), (2, 26064010), (4, 13032005), (5, 10425604), (7, 7446860), (10, 5212802), (14, 3723430), (19, 2743580), (20, 2606401), (28, 1861715), (35, 1489372), (38, 1371790), (70, 744686), (76, 685895), (95, 548716), (133, 391940), (140, 372343), (190, 274358), (266, 195970), (380, 137179), (532, 97985), (665, 78388), (1330, 39194), (2660, 19597)]