74772940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4787}}^1$

素因数の和:4878

約数の個数: 48

約数和(自身を含む): 173746944

約数和(自身を除く): 98974004

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 3124, 3905, 4787, 7810, 9574, 15620, 19148, 23935, 47870, 52657, 95740, 105314, 210628, 263285, 339877, 526570, 679754, 1053140, 1359508, 1699385, 3398770, 3738647, 6797540, 7477294, 14954588, 18693235, 37386470, 74772940]

約数ペア:

[(1, 74772940), (2, 37386470), (4, 18693235), (5, 14954588), (10, 7477294), (11, 6797540), (20, 3738647), (22, 3398770), (44, 1699385), (55, 1359508), (71, 1053140), (110, 679754), (142, 526570), (220, 339877), (284, 263285), (355, 210628), (710, 105314), (781, 95740), (1420, 52657), (1562, 47870), (3124, 23935), (3905, 19148), (4787, 15620), (7810, 9574)]