5080180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{277}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 12329856

約数和(自身を除く): 7249676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 277, 524, 554, 655, 917, 1108, 1310, 1385, 1834, 1939, 2620, 2770, 3668, 3878, 4585, 5540, 7756, 9170, 9695, 18340, 19390, 36287, 38780, 72574, 145148, 181435, 254009, 362870, 508018, 725740, 1016036, 1270045, 2540090, 5080180]

約数ペア:

[(1, 5080180), (2, 2540090), (4, 1270045), (5, 1016036), (7, 725740), (10, 508018), (14, 362870), (20, 254009), (28, 181435), (35, 145148), (70, 72574), (131, 38780), (140, 36287), (262, 19390), (277, 18340), (524, 9695), (554, 9170), (655, 7756), (917, 5540), (1108, 4585), (1310, 3878), (1385, 3668), (1834, 2770), (1939, 2620)]