2049040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3659}}^1$

素因数の和:3679

約数の個数: 40

約数和(自身を含む): 5446080

約数和(自身を除く): 3397040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3659, 7318, 14636, 18295, 25613, 29272, 36590, 51226, 58544, 73180, 102452, 128065, 146360, 204904, 256130, 292720, 409808, 512260, 1024520, 2049040]

約数ペア:

[(1, 2049040), (2, 1024520), (4, 512260), (5, 409808), (7, 292720), (8, 256130), (10, 204904), (14, 146360), (16, 128065), (20, 102452), (28, 73180), (35, 58544), (40, 51226), (56, 36590), (70, 29272), (80, 25613), (112, 18295), (140, 14636), (280, 7318), (560, 3659)]