2783620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 6814080

約数和(自身を除く): 4030460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 337, 413, 590, 674, 826, 1180, 1348, 1652, 1685, 2065, 2359, 3370, 4130, 4718, 6740, 8260, 9436, 11795, 19883, 23590, 39766, 47180, 79532, 99415, 139181, 198830, 278362, 397660, 556724, 695905, 1391810, 2783620]

約数ペア:

[(1, 2783620), (2, 1391810), (4, 695905), (5, 556724), (7, 397660), (10, 278362), (14, 198830), (20, 139181), (28, 99415), (35, 79532), (59, 47180), (70, 39766), (118, 23590), (140, 19883), (236, 11795), (295, 9436), (337, 8260), (413, 6740), (590, 4718), (674, 4130), (826, 3370), (1180, 2359), (1348, 2065), (1652, 1685)]