20266777060

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{831287}}^1$

素因数の和:831372

約数の個数: 48

約数和(自身を含む): 45248668416

約数和(自身を除く): 24981891356

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 53, 92, 106, 115, 212, 230, 265, 460, 530, 1060, 1219, 2438, 4876, 6095, 12190, 24380, 831287, 1662574, 3325148, 4156435, 8312870, 16625740, 19119601, 38239202, 44058211, 76478404, 88116422, 95598005, 176232844, 191196010, 220291055, 382392020, 440582110, 881164220, 1013338853, 2026677706, 4053355412, 5066694265, 10133388530, 20266777060]

約数ペア:

[(1, 20266777060), (2, 10133388530), (4, 5066694265), (5, 4053355412), (10, 2026677706), (20, 1013338853), (23, 881164220), (46, 440582110), (53, 382392020), (92, 220291055), (106, 191196010), (115, 176232844), (212, 95598005), (230, 88116422), (265, 76478404), (460, 44058211), (530, 38239202), (1060, 19119601), (1219, 16625740), (2438, 8312870), (4876, 4156435), (6095, 3325148), (12190, 1662574), (24380, 831287)]