56407760

素因数分解:

$2^4\times 5^1\times {\mathrm{705097}}^1$

素因数の和:705110

約数の個数: 20

約数和(自身を含む): 131148228

約数和(自身を除く): 74740468

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 705097, 1410194, 2820388, 3525485, 5640776, 7050970, 11281552, 14101940, 28203880, 56407760]

約数ペア:

[(1, 56407760), (2, 28203880), (4, 14101940), (5, 11281552), (8, 7050970), (10, 5640776), (16, 3525485), (20, 2820388), (40, 1410194), (80, 705097)]