201440660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1\times {\mathrm{827}}^1$

素因数の和:1496

約数の個数: 48

約数和(自身を含む): 446523840

約数和(自身を除く): 245083180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 641, 827, 1282, 1654, 2564, 3205, 3308, 4135, 6410, 8270, 12179, 12820, 15713, 16540, 24358, 31426, 48716, 60895, 62852, 78565, 121790, 157130, 243580, 314260, 530107, 1060214, 2120428, 2650535, 5301070, 10072033, 10602140, 20144066, 40288132, 50360165, 100720330, 201440660]

約数ペア:

[(1, 201440660), (2, 100720330), (4, 50360165), (5, 40288132), (10, 20144066), (19, 10602140), (20, 10072033), (38, 5301070), (76, 2650535), (95, 2120428), (190, 1060214), (380, 530107), (641, 314260), (827, 243580), (1282, 157130), (1654, 121790), (2564, 78565), (3205, 62852), (3308, 60895), (4135, 48716), (6410, 31426), (8270, 24358), (12179, 16540), (12820, 15713)]