47582780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4787}}^1$

素因数の和:4874

約数の個数: 48

約数和(自身を含む): 115831296

約数和(自身を除く): 68248516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4787, 4970, 9574, 9940, 19148, 23935, 33509, 47870, 67018, 95740, 134036, 167545, 335090, 339877, 670180, 679754, 1359508, 1699385, 2379139, 3398770, 4758278, 6797540, 9516556, 11895695, 23791390, 47582780]

約数ペア:

[(1, 47582780), (2, 23791390), (4, 11895695), (5, 9516556), (7, 6797540), (10, 4758278), (14, 3398770), (20, 2379139), (28, 1699385), (35, 1359508), (70, 679754), (71, 670180), (140, 339877), (142, 335090), (284, 167545), (355, 134036), (497, 95740), (710, 67018), (994, 47870), (1420, 33509), (1988, 23935), (2485, 19148), (4787, 9940), (4970, 9574)]