40218240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{20947}}^1$

素因数の和:20969

約数の個数: 64

約数和(自身を含む): 128201760

約数和(自身を除く): 87983520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 20947, 41894, 62841, 83788, 104735, 125682, 167576, 209470, 251364, 314205, 335152, 418940, 502728, 628410, 670304, 837880, 1005456, 1256820, 1340608, 1675760, 2010912, 2513640, 2681216, 3351520, 4021824, 5027280, 6703040, 8043648, 10054560, 13406080, 20109120, 40218240]

約数ペア:

[(1, 40218240), (2, 20109120), (3, 13406080), (4, 10054560), (5, 8043648), (6, 6703040), (8, 5027280), (10, 4021824), (12, 3351520), (15, 2681216), (16, 2513640), (20, 2010912), (24, 1675760), (30, 1340608), (32, 1256820), (40, 1005456), (48, 837880), (60, 670304), (64, 628410), (80, 502728), (96, 418940), (120, 335152), (128, 314205), (160, 251364), (192, 209470), (240, 167576), (320, 125682), (384, 104735), (480, 83788), (640, 62841), (960, 41894), (1920, 20947)]