2012078140

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{277}}^1\times {\mathrm{2029}}^1$

素因数の和:2494

約数の個数: 48

約数和(自身を含む): 4266410400

約数和(自身を除く): 2254332260

約数列:

[1, 2, 4, 5, 10, 20, 179, 277, 358, 554, 716, 895, 1108, 1385, 1790, 2029, 2770, 3580, 4058, 5540, 8116, 10145, 20290, 40580, 49583, 99166, 198332, 247915, 363191, 495830, 562033, 726382, 991660, 1124066, 1452764, 1815955, 2248132, 2810165, 3631910, 5620330, 7263820, 11240660, 100603907, 201207814, 402415628, 503019535, 1006039070, 2012078140]

約数ペア:

[(1, 2012078140), (2, 1006039070), (4, 503019535), (5, 402415628), (10, 201207814), (20, 100603907), (179, 11240660), (277, 7263820), (358, 5620330), (554, 3631910), (716, 2810165), (895, 2248132), (1108, 1815955), (1385, 1452764), (1790, 1124066), (2029, 991660), (2770, 726382), (3580, 562033), (4058, 495830), (5540, 363191), (8116, 247915), (10145, 198332), (20290, 99166), (40580, 49583)]