219190790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{240869}}^1$

素因数の和:240896

約数の個数: 32

約数和(自身を含む): 485593920

約数和(自身を除く): 266403130

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 240869, 481738, 1204345, 1686083, 2408690, 3131297, 3372166, 6262594, 8430415, 15656485, 16860830, 21919079, 31312970, 43838158, 109595395, 219190790]

約数ペア:

[(1, 219190790), (2, 109595395), (5, 43838158), (7, 31312970), (10, 21919079), (13, 16860830), (14, 15656485), (26, 8430415), (35, 6262594), (65, 3372166), (70, 3131297), (91, 2408690), (130, 1686083), (182, 1204345), (455, 481738), (910, 240869)]