54740480

素因数分解:

$2^9\times 5^1\times {\mathrm{21383}}^1$

素因数の和:21406

約数の個数: 40

約数和(自身を含む): 131254992

約数和(自身を除く): 76514512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 21383, 42766, 85532, 106915, 171064, 213830, 342128, 427660, 684256, 855320, 1368512, 1710640, 2737024, 3421280, 5474048, 6842560, 10948096, 13685120, 27370240, 54740480]

約数ペア:

[(1, 54740480), (2, 27370240), (4, 13685120), (5, 10948096), (8, 6842560), (10, 5474048), (16, 3421280), (20, 2737024), (32, 1710640), (40, 1368512), (64, 855320), (80, 684256), (128, 427660), (160, 342128), (256, 213830), (320, 171064), (512, 106915), (640, 85532), (1280, 42766), (2560, 21383)]