248896840

素因数分解:

$2^3\times 5^1\times {\mathrm{6222421}}^1$

素因数の和:6222432

約数の個数: 16

約数和(自身を含む): 560017980

約数和(自身を除く): 311121140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6222421, 12444842, 24889684, 31112105, 49779368, 62224210, 124448420, 248896840]

約数ペア:

[(1, 248896840), (2, 124448420), (4, 62224210), (5, 49779368), (8, 31112105), (10, 24889684), (20, 12444842), (40, 6222421)]