20132903860

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{86311}}^1$

素因数の和:86536

約数の個数: 48

約数和(自身を含む): 43066235520

約数和(自身を除く): 22933331660

約数列:

[1, 2, 4, 5, 10, 20, 107, 109, 214, 218, 428, 436, 535, 545, 1070, 1090, 2140, 2180, 11663, 23326, 46652, 58315, 86311, 116630, 172622, 233260, 345244, 431555, 863110, 1726220, 9235277, 9407899, 18470554, 18815798, 36941108, 37631596, 46176385, 47039495, 92352770, 94078990, 184705540, 188157980, 1006645193, 2013290386, 4026580772, 5033225965, 10066451930, 20132903860]

約数ペア:

[(1, 20132903860), (2, 10066451930), (4, 5033225965), (5, 4026580772), (10, 2013290386), (20, 1006645193), (107, 188157980), (109, 184705540), (214, 94078990), (218, 92352770), (428, 47039495), (436, 46176385), (535, 37631596), (545, 36941108), (1070, 18815798), (1090, 18470554), (2140, 9407899), (2180, 9235277), (11663, 1726220), (23326, 863110), (46652, 431555), (58315, 345244), (86311, 233260), (116630, 172622)]