26800804520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1348129}}^1$

素因数の和:1348218

約数の個数: 64

約数和(自身を含む): 69887059200

約数和(自身を除く): 43086254680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2840, 3976, 4970, 9940, 19880, 1348129, 2696258, 5392516, 6740645, 9436903, 10785032, 13481290, 18873806, 26962580, 37747612, 47184515, 53925160, 75495224, 94369030, 95717159, 188738060, 191434318, 377476120, 382868636, 478585795, 670020113, 765737272, 957171590, 1340040226, 1914343180, 2680080452, 3350100565, 3828686360, 5360160904, 6700201130, 13400402260, 26800804520]

約数ペア:

[(1, 26800804520), (2, 13400402260), (4, 6700201130), (5, 5360160904), (7, 3828686360), (8, 3350100565), (10, 2680080452), (14, 1914343180), (20, 1340040226), (28, 957171590), (35, 765737272), (40, 670020113), (56, 478585795), (70, 382868636), (71, 377476120), (140, 191434318), (142, 188738060), (280, 95717159), (284, 94369030), (355, 75495224), (497, 53925160), (568, 47184515), (710, 37747612), (994, 26962580), (1420, 18873806), (1988, 13481290), (2485, 10785032), (2840, 9436903), (3976, 6740645), (4970, 5392516), (9940, 2696258), (19880, 1348129)]