2020403910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{9620971}}^1$

素因数の和:9620988

約数の個数: 32

約数和(自身を含む): 5541679872

約数和(自身を除く): 3521275962

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 9620971, 19241942, 28862913, 48104855, 57725826, 67346797, 96209710, 134693594, 144314565, 202040391, 288629130, 336733985, 404080782, 673467970, 1010201955, 2020403910]

約数ペア:

[(1, 2020403910), (2, 1010201955), (3, 673467970), (5, 404080782), (6, 336733985), (7, 288629130), (10, 202040391), (14, 144314565), (15, 134693594), (21, 96209710), (30, 67346797), (35, 57725826), (42, 48104855), (70, 28862913), (105, 19241942), (210, 9620971)]