201439420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{110681}}^1$

素因数の和:110710

約数の個数: 48

約数和(自身を含む): 520648128

約数和(自身を除く): 319208708

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 110681, 221362, 442724, 553405, 774767, 1106810, 1438853, 1549534, 2213620, 2877706, 3099068, 3873835, 5755412, 7194265, 7747670, 10071971, 14388530, 15495340, 20143942, 28777060, 40287884, 50359855, 100719710, 201439420]

約数ペア:

[(1, 201439420), (2, 100719710), (4, 50359855), (5, 40287884), (7, 28777060), (10, 20143942), (13, 15495340), (14, 14388530), (20, 10071971), (26, 7747670), (28, 7194265), (35, 5755412), (52, 3873835), (65, 3099068), (70, 2877706), (91, 2213620), (130, 1549534), (140, 1438853), (182, 1106810), (260, 774767), (364, 553405), (455, 442724), (910, 221362), (1820, 110681)]