1808049892120

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1019}}^1\times {\mathrm{534439}}^1$

素因数の和:535552

約数の個数: 64

約数和(自身を含む): 4121173728000

約数和(自身を除く): 2313123835880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1019, 1660, 2038, 3320, 4076, 5095, 8152, 10190, 20380, 40760, 84577, 169154, 338308, 422885, 534439, 676616, 845770, 1068878, 1691540, 2137756, 2672195, 3383080, 4275512, 5344390, 10688780, 21377560, 44358437, 88716874, 177433748, 221792185, 354867496, 443584370, 544593341, 887168740, 1089186682, 1774337480, 2178373364, 2722966705, 4356746728, 5445933410, 10891866820, 21783733640, 45201247303, 90402494606, 180804989212, 226006236515, 361609978424, 452012473030, 904024946060, 1808049892120]

約数ペア:

[(1, 1808049892120), (2, 904024946060), (4, 452012473030), (5, 361609978424), (8, 226006236515), (10, 180804989212), (20, 90402494606), (40, 45201247303), (83, 21783733640), (166, 10891866820), (332, 5445933410), (415, 4356746728), (664, 2722966705), (830, 2178373364), (1019, 1774337480), (1660, 1089186682), (2038, 887168740), (3320, 544593341), (4076, 443584370), (5095, 354867496), (8152, 221792185), (10190, 177433748), (20380, 88716874), (40760, 44358437), (84577, 21377560), (169154, 10688780), (338308, 5344390), (422885, 4275512), (534439, 3383080), (676616, 2672195), (845770, 2137756), (1068878, 1691540)]