3220840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11503}}^1$

素因数の和:11521

約数の個数: 32

約数和(自身を含む): 8282880

約数和(自身を除く): 5062040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 11503, 23006, 46012, 57515, 80521, 92024, 115030, 161042, 230060, 322084, 402605, 460120, 644168, 805210, 1610420, 3220840]

約数ペア:

[(1, 3220840), (2, 1610420), (4, 805210), (5, 644168), (7, 460120), (8, 402605), (10, 322084), (14, 230060), (20, 161042), (28, 115030), (35, 92024), (40, 80521), (56, 57515), (70, 46012), (140, 23006), (280, 11503)]