1900709560

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{318911}}^1$

素因数の和:319071

約数の個数: 32

約数和(自身を含む): 4305312000

約数和(自身を除く): 2404602440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 5960, 318911, 637822, 1275644, 1594555, 2551288, 3189110, 6378220, 12756440, 47517739, 95035478, 190070956, 237588695, 380141912, 475177390, 950354780, 1900709560]

約数ペア:

[(1, 1900709560), (2, 950354780), (4, 475177390), (5, 380141912), (8, 237588695), (10, 190070956), (20, 95035478), (40, 47517739), (149, 12756440), (298, 6378220), (596, 3189110), (745, 2551288), (1192, 1594555), (1490, 1275644), (2980, 637822), (5960, 318911)]