664570270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{730297}}^1$

素因数の和:730324

約数の個数: 32

約数和(自身を含む): 1472280768

約数和(自身を除く): 807710498

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 730297, 1460594, 3651485, 5112079, 7302970, 9493861, 10224158, 18987722, 25560395, 47469305, 51120790, 66457027, 94938610, 132914054, 332285135, 664570270]

約数ペア:

[(1, 664570270), (2, 332285135), (5, 132914054), (7, 94938610), (10, 66457027), (13, 51120790), (14, 47469305), (26, 25560395), (35, 18987722), (65, 10224158), (70, 9493861), (91, 7302970), (130, 5112079), (182, 3651485), (455, 1460594), (910, 730297)]