19446080

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{907}}^1$

素因数の和:991

約数の個数: 56

約数和(自身を含む): 47048928

約数和(自身を除く): 27602848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 134, 160, 268, 320, 335, 536, 670, 907, 1072, 1340, 1814, 2144, 2680, 3628, 4288, 4535, 5360, 7256, 9070, 10720, 14512, 18140, 21440, 29024, 36280, 58048, 60769, 72560, 121538, 145120, 243076, 290240, 303845, 486152, 607690, 972304, 1215380, 1944608, 2430760, 3889216, 4861520, 9723040, 19446080]

約数ペア:

[(1, 19446080), (2, 9723040), (4, 4861520), (5, 3889216), (8, 2430760), (10, 1944608), (16, 1215380), (20, 972304), (32, 607690), (40, 486152), (64, 303845), (67, 290240), (80, 243076), (134, 145120), (160, 121538), (268, 72560), (320, 60769), (335, 58048), (536, 36280), (670, 29024), (907, 21440), (1072, 18140), (1340, 14512), (1814, 10720), (2144, 9070), (2680, 7256), (3628, 5360), (4288, 4535)]