20112751540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{414013}}^1$

素因数の和:414376

約数の個数: 48

約数和(自身を含む): 48409828992

約数和(自身を除く): 28297077452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 347, 694, 1388, 1735, 2429, 3470, 4858, 6940, 9716, 12145, 24290, 48580, 414013, 828026, 1656052, 2070065, 2898091, 4140130, 5796182, 8280260, 11592364, 14490455, 28980910, 57961820, 143662511, 287325022, 574650044, 718312555, 1005637577, 1436625110, 2011275154, 2873250220, 4022550308, 5028187885, 10056375770, 20112751540]

約数ペア:

[(1, 20112751540), (2, 10056375770), (4, 5028187885), (5, 4022550308), (7, 2873250220), (10, 2011275154), (14, 1436625110), (20, 1005637577), (28, 718312555), (35, 574650044), (70, 287325022), (140, 143662511), (347, 57961820), (694, 28980910), (1388, 14490455), (1735, 11592364), (2429, 8280260), (3470, 5796182), (4858, 4140130), (6940, 2898091), (9716, 2070065), (12145, 1656052), (24290, 828026), (48580, 414013)]