2583280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{659}}^1$

素因数の和:686

約数の個数: 60

約数和(自身を含む): 6997320

約数和(自身を除く): 4414040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 659, 784, 980, 1318, 1960, 2636, 3295, 3920, 4613, 5272, 6590, 9226, 10544, 13180, 18452, 23065, 26360, 32291, 36904, 46130, 52720, 64582, 73808, 92260, 129164, 161455, 184520, 258328, 322910, 369040, 516656, 645820, 1291640, 2583280]

約数ペア:

[(1, 2583280), (2, 1291640), (4, 645820), (5, 516656), (7, 369040), (8, 322910), (10, 258328), (14, 184520), (16, 161455), (20, 129164), (28, 92260), (35, 73808), (40, 64582), (49, 52720), (56, 46130), (70, 36904), (80, 32291), (98, 26360), (112, 23065), (140, 18452), (196, 13180), (245, 10544), (280, 9226), (392, 6590), (490, 5272), (560, 4613), (659, 3920), (784, 3295), (980, 2636), (1318, 1960)]