39984020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{48761}}^1$

素因数の和:48811

約数の個数: 24

約数和(自身を含む): 86016168

約数和(自身を除く): 46032148

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 48761, 97522, 195044, 243805, 487610, 975220, 1999201, 3998402, 7996804, 9996005, 19992010, 39984020]

約数ペア:

[(1, 39984020), (2, 19992010), (4, 9996005), (5, 7996804), (10, 3998402), (20, 1999201), (41, 975220), (82, 487610), (164, 243805), (205, 195044), (410, 97522), (820, 48761)]