40606780

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{8089}}^1$

素因数の和:8349

約数の個数: 24

約数和(自身を含む): 85624560

約数和(自身を除く): 45017780

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 8089, 16178, 32356, 40445, 80890, 161780, 2030339, 4060678, 8121356, 10151695, 20303390, 40606780]

約数ペア:

[(1, 40606780), (2, 20303390), (4, 10151695), (5, 8121356), (10, 4060678), (20, 2030339), (251, 161780), (502, 80890), (1004, 40445), (1255, 32356), (2510, 16178), (5020, 8089)]