56400040

素因数分解:

$2^3\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{1381}}^1$

素因数の和:2413

約数の個数: 32

約数和(自身を含む): 127116360

約数和(自身を除く): 70716320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1021, 1381, 2042, 2762, 4084, 5105, 5524, 6905, 8168, 10210, 11048, 13810, 20420, 27620, 40840, 55240, 1410001, 2820002, 5640004, 7050005, 11280008, 14100010, 28200020, 56400040]

約数ペア:

[(1, 56400040), (2, 28200020), (4, 14100010), (5, 11280008), (8, 7050005), (10, 5640004), (20, 2820002), (40, 1410001), (1021, 55240), (1381, 40840), (2042, 27620), (2762, 20420), (4084, 13810), (5105, 11048), (5524, 10210), (6905, 8168)]