40545890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{4787}}^1$

素因数の和:4823

約数の個数: 48

約数和(自身を含む): 91699776

約数和(自身を除く): 51153886

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1210, 1694, 4235, 4787, 8470, 9574, 23935, 33509, 47870, 52657, 67018, 105314, 167545, 263285, 335090, 368599, 526570, 579227, 737198, 1158454, 1842995, 2896135, 3685990, 4054589, 5792270, 8109178, 20272945, 40545890]

約数ペア:

[(1, 40545890), (2, 20272945), (5, 8109178), (7, 5792270), (10, 4054589), (11, 3685990), (14, 2896135), (22, 1842995), (35, 1158454), (55, 737198), (70, 579227), (77, 526570), (110, 368599), (121, 335090), (154, 263285), (242, 167545), (385, 105314), (605, 67018), (770, 52657), (847, 47870), (1210, 33509), (1694, 23935), (4235, 9574), (4787, 8470)]