130784840

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{46051}}^1$

素因数の和:46133

約数の個数: 32

約数和(自身を含む): 298416960

約数和(自身を除く): 167632120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 46051, 92102, 184204, 230255, 368408, 460510, 921020, 1842040, 3269621, 6539242, 13078484, 16348105, 26156968, 32696210, 65392420, 130784840]

約数ペア:

[(1, 130784840), (2, 65392420), (4, 32696210), (5, 26156968), (8, 16348105), (10, 13078484), (20, 6539242), (40, 3269621), (71, 1842040), (142, 921020), (284, 460510), (355, 368408), (568, 230255), (710, 184204), (1420, 92102), (2840, 46051)]