7350320

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{661}}^1$

素因数の和:813

約数の個数: 40

約数和(自身を含む): 17238480

約数和(自身を除く): 9888160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 661, 695, 1112, 1322, 1390, 2224, 2644, 2780, 3305, 5288, 5560, 6610, 10576, 11120, 13220, 26440, 52880, 91879, 183758, 367516, 459395, 735032, 918790, 1470064, 1837580, 3675160, 7350320]

約数ペア:

[(1, 7350320), (2, 3675160), (4, 1837580), (5, 1470064), (8, 918790), (10, 735032), (16, 459395), (20, 367516), (40, 183758), (80, 91879), (139, 52880), (278, 26440), (556, 13220), (661, 11120), (695, 10576), (1112, 6610), (1322, 5560), (1390, 5288), (2224, 3305), (2644, 2780)]