1489040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{2659}}^1$

素因数の和:2679

約数の個数: 40

約数和(自身を含む): 3958080

約数和(自身を除く): 2469040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 2659, 5318, 10636, 13295, 18613, 21272, 26590, 37226, 42544, 53180, 74452, 93065, 106360, 148904, 186130, 212720, 297808, 372260, 744520, 1489040]

約数ペア:

[(1, 1489040), (2, 744520), (4, 372260), (5, 297808), (7, 212720), (8, 186130), (10, 148904), (14, 106360), (16, 93065), (20, 74452), (28, 53180), (35, 42544), (40, 37226), (56, 26590), (70, 21272), (80, 18613), (112, 13295), (140, 10636), (280, 5318), (560, 2659)]