20172623780

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1291}}^1\times {\mathrm{9413}}^1$

素因数の和:10796

約数の個数: 48

約数和(自身を含む): 42910668864

約数和(自身を除く): 22738045084

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1291, 1660, 2582, 5164, 6455, 9413, 12910, 18826, 25820, 37652, 47065, 94130, 107153, 188260, 214306, 428612, 535765, 781279, 1071530, 1562558, 2143060, 3125116, 3906395, 7812790, 12152183, 15625580, 24304366, 48608732, 60760915, 121521830, 243043660, 1008631189, 2017262378, 4034524756, 5043155945, 10086311890, 20172623780]

約数ペア:

[(1, 20172623780), (2, 10086311890), (4, 5043155945), (5, 4034524756), (10, 2017262378), (20, 1008631189), (83, 243043660), (166, 121521830), (332, 60760915), (415, 48608732), (830, 24304366), (1291, 15625580), (1660, 12152183), (2582, 7812790), (5164, 3906395), (6455, 3125116), (9413, 2143060), (12910, 1562558), (18826, 1071530), (25820, 781279), (37652, 535765), (47065, 428612), (94130, 214306), (107153, 188260)]