1900976740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7311449}}^1$

素因数の和:7311471

約数の個数: 24

約数和(自身を含む): 4299132600

約数和(自身を除く): 2398155860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7311449, 14622898, 29245796, 36557245, 73114490, 95048837, 146228980, 190097674, 380195348, 475244185, 950488370, 1900976740]

約数ペア:

[(1, 1900976740), (2, 950488370), (4, 475244185), (5, 380195348), (10, 190097674), (13, 146228980), (20, 95048837), (26, 73114490), (52, 36557245), (65, 29245796), (130, 14622898), (260, 7311449)]