6861080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3989}}^1$

素因数の和:4043

約数の個数: 32

約数和(自身を含む): 15800400

約数和(自身を除く): 8939320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 3989, 7978, 15956, 19945, 31912, 39890, 79780, 159560, 171527, 343054, 686108, 857635, 1372216, 1715270, 3430540, 6861080]

約数ペア:

[(1, 6861080), (2, 3430540), (4, 1715270), (5, 1372216), (8, 857635), (10, 686108), (20, 343054), (40, 171527), (43, 159560), (86, 79780), (172, 39890), (215, 31912), (344, 19945), (430, 15956), (860, 7978), (1720, 3989)]