4005536

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:165

約数の個数: 48

約数和(自身を含む): 8382528

約数和(自身を除く): 4376992

約数列:

[1, 2, 4, 8, 16, 32, 41, 43, 71, 82, 86, 142, 164, 172, 284, 328, 344, 568, 656, 688, 1136, 1312, 1376, 1763, 2272, 2911, 3053, 3526, 5822, 6106, 7052, 11644, 12212, 14104, 23288, 24424, 28208, 46576, 48848, 56416, 93152, 97696, 125173, 250346, 500692, 1001384, 2002768, 4005536]

約数ペア:

[(1, 4005536), (2, 2002768), (4, 1001384), (8, 500692), (16, 250346), (32, 125173), (41, 97696), (43, 93152), (71, 56416), (82, 48848), (86, 46576), (142, 28208), (164, 24424), (172, 23288), (284, 14104), (328, 12212), (344, 11644), (568, 7052), (656, 6106), (688, 5822), (1136, 3526), (1312, 3053), (1376, 2911), (1763, 2272)]