1323751480

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{260581}}^1$

素因数の和:260719

約数の個数: 32

約数和(自身を含む): 3001904640

約数和(自身を除く): 1678153160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 260581, 521162, 1042324, 1302905, 2084648, 2605810, 5211620, 10423240, 33093787, 66187574, 132375148, 165468935, 264750296, 330937870, 661875740, 1323751480]

約数ペア:

[(1, 1323751480), (2, 661875740), (4, 330937870), (5, 264750296), (8, 165468935), (10, 132375148), (20, 66187574), (40, 33093787), (127, 10423240), (254, 5211620), (508, 2605810), (635, 2084648), (1016, 1302905), (1270, 1042324), (2540, 521162), (5080, 260581)]