16343720

素因数分解:

$2^3\times 5^1\times {\mathrm{487}}^1\times {\mathrm{839}}^1$

素因数の和:1337

約数の個数: 32

約数和(自身を含む): 36892800

約数和(自身を除く): 20549080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 487, 839, 974, 1678, 1948, 2435, 3356, 3896, 4195, 4870, 6712, 8390, 9740, 16780, 19480, 33560, 408593, 817186, 1634372, 2042965, 3268744, 4085930, 8171860, 16343720]

約数ペア:

[(1, 16343720), (2, 8171860), (4, 4085930), (5, 3268744), (8, 2042965), (10, 1634372), (20, 817186), (40, 408593), (487, 33560), (839, 19480), (974, 16780), (1678, 9740), (1948, 8390), (2435, 6712), (3356, 4870), (3896, 4195)]