30388480

素因数分解:

$2^8\times 5^1\times {\mathrm{23741}}^1$

素因数の和:23762

約数の個数: 36

約数和(自身を含む): 72792972

約数和(自身を除く): 42404492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 23741, 47482, 94964, 118705, 189928, 237410, 379856, 474820, 759712, 949640, 1519424, 1899280, 3038848, 3798560, 6077696, 7597120, 15194240, 30388480]

約数ペア:

[(1, 30388480), (2, 15194240), (4, 7597120), (5, 6077696), (8, 3798560), (10, 3038848), (16, 1899280), (20, 1519424), (32, 949640), (40, 759712), (64, 474820), (80, 379856), (128, 237410), (160, 189928), (256, 118705), (320, 94964), (640, 47482), (1280, 23741)]