39768320

素因数分解:

$2^8\times 5^1\times {\mathrm{31069}}^1$

素因数の和:31090

約数の個数: 36

約数和(自身を含む): 95260620

約数和(自身を除く): 55492300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 31069, 62138, 124276, 155345, 248552, 310690, 497104, 621380, 994208, 1242760, 1988416, 2485520, 3976832, 4971040, 7953664, 9942080, 19884160, 39768320]

約数ペア:

[(1, 39768320), (2, 19884160), (4, 9942080), (5, 7953664), (8, 4971040), (10, 3976832), (16, 2485520), (20, 1988416), (32, 1242760), (40, 994208), (64, 621380), (80, 497104), (128, 310690), (160, 248552), (256, 155345), (320, 124276), (640, 62138), (1280, 31069)]