173177320

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{31147}}^1$

素因数の和:31297

約数の個数: 32

約数和(自身を含む): 392464800

約数和(自身を除く): 219287480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 31147, 62294, 124588, 155735, 249176, 311470, 622940, 1245880, 4329433, 8658866, 17317732, 21647165, 34635464, 43294330, 86588660, 173177320]

約数ペア:

[(1, 173177320), (2, 86588660), (4, 43294330), (5, 34635464), (8, 21647165), (10, 17317732), (20, 8658866), (40, 4329433), (139, 1245880), (278, 622940), (556, 311470), (695, 249176), (1112, 155735), (1390, 124588), (2780, 62294), (5560, 31147)]