16612840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21859}}^1$

素因数の和:21889

約数の個数: 32

約数和(自身を含む): 39348000

約数和(自身を除く): 22735160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 21859, 43718, 87436, 109295, 174872, 218590, 415321, 437180, 830642, 874360, 1661284, 2076605, 3322568, 4153210, 8306420, 16612840]

約数ペア:

[(1, 16612840), (2, 8306420), (4, 4153210), (5, 3322568), (8, 2076605), (10, 1661284), (19, 874360), (20, 830642), (38, 437180), (40, 415321), (76, 218590), (95, 174872), (152, 109295), (190, 87436), (380, 43718), (760, 21859)]