2882740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{349}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 7056000

約数和(自身を除く): 4173260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 349, 413, 590, 698, 826, 1180, 1396, 1652, 1745, 2065, 2443, 3490, 4130, 4886, 6980, 8260, 9772, 12215, 20591, 24430, 41182, 48860, 82364, 102955, 144137, 205910, 288274, 411820, 576548, 720685, 1441370, 2882740]

約数ペア:

[(1, 2882740), (2, 1441370), (4, 720685), (5, 576548), (7, 411820), (10, 288274), (14, 205910), (20, 144137), (28, 102955), (35, 82364), (59, 48860), (70, 41182), (118, 24430), (140, 20591), (236, 12215), (295, 9772), (349, 8260), (413, 6980), (590, 4886), (698, 4130), (826, 3490), (1180, 2443), (1396, 2065), (1652, 1745)]