2016315980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{306431}}^1$

素因数の和:306494

約数の個数: 48

約数和(自身を含む): 4942135296

約数和(自身を除く): 2925819316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 306431, 612862, 1225724, 1532155, 2145017, 3064310, 4290034, 6128620, 8580068, 10725085, 14402257, 21450170, 28804514, 42900340, 57609028, 72011285, 100815799, 144022570, 201631598, 288045140, 403263196, 504078995, 1008157990, 2016315980]

約数ペア:

[(1, 2016315980), (2, 1008157990), (4, 504078995), (5, 403263196), (7, 288045140), (10, 201631598), (14, 144022570), (20, 100815799), (28, 72011285), (35, 57609028), (47, 42900340), (70, 28804514), (94, 21450170), (140, 14402257), (188, 10725085), (235, 8580068), (329, 6128620), (470, 4290034), (658, 3064310), (940, 2145017), (1316, 1532155), (1645, 1225724), (3290, 612862), (6580, 306431)]