17999240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{64283}}^1$

素因数の和:64301

約数の個数: 32

約数和(自身を含む): 46284480

約数和(自身を除く): 28285240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 64283, 128566, 257132, 321415, 449981, 514264, 642830, 899962, 1285660, 1799924, 2249905, 2571320, 3599848, 4499810, 8999620, 17999240]

約数ペア:

[(1, 17999240), (2, 8999620), (4, 4499810), (5, 3599848), (7, 2571320), (8, 2249905), (10, 1799924), (14, 1285660), (20, 899962), (28, 642830), (35, 514264), (40, 449981), (56, 321415), (70, 257132), (140, 128566), (280, 64283)]