40006970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1091}}^1$

素因数の和:1310

約数の個数: 32

約数和(自身を含む): 76265280

約数和(自身を除く): 36258310

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 193, 386, 965, 1091, 1930, 2182, 3667, 5455, 7334, 10910, 18335, 20729, 36670, 41458, 103645, 207290, 210563, 421126, 1052815, 2105630, 4000697, 8001394, 20003485, 40006970]

約数ペア:

[(1, 40006970), (2, 20003485), (5, 8001394), (10, 4000697), (19, 2105630), (38, 1052815), (95, 421126), (190, 210563), (193, 207290), (386, 103645), (965, 41458), (1091, 36670), (1930, 20729), (2182, 18335), (3667, 10910), (5455, 7334)]