12848780

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{1873}}^1$

素因数の和:1903

約数の個数: 48

約数和(自身を含む): 31483200

約数和(自身を除く): 18634420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 1873, 3430, 3746, 6860, 7492, 9365, 13111, 18730, 26222, 37460, 52444, 65555, 91777, 131110, 183554, 262220, 367108, 458885, 642439, 917770, 1284878, 1835540, 2569756, 3212195, 6424390, 12848780]

約数ペア:

[(1, 12848780), (2, 6424390), (4, 3212195), (5, 2569756), (7, 1835540), (10, 1284878), (14, 917770), (20, 642439), (28, 458885), (35, 367108), (49, 262220), (70, 183554), (98, 131110), (140, 91777), (196, 65555), (245, 52444), (343, 37460), (490, 26222), (686, 18730), (980, 13111), (1372, 9365), (1715, 7492), (1873, 6860), (3430, 3746)]