31368036040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71290991}}^1$

素因数の和:71291013

約数の個数: 32

約数和(自身を含む): 76994271360

約数和(自身を除く): 45626235320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 71290991, 142581982, 285163964, 356454955, 570327928, 712909910, 784200901, 1425819820, 1568401802, 2851639640, 3136803604, 3921004505, 6273607208, 7842009010, 15684018020, 31368036040]

約数ペア:

[(1, 31368036040), (2, 15684018020), (4, 7842009010), (5, 6273607208), (8, 3921004505), (10, 3136803604), (11, 2851639640), (20, 1568401802), (22, 1425819820), (40, 784200901), (44, 712909910), (55, 570327928), (88, 356454955), (110, 285163964), (220, 142581982), (440, 71290991)]