40070128

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5039}}^1$

素因数の和:5125

約数の個数: 40

約数和(自身を含む): 89994240

約数和(自身を除く): 49924112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 5039, 7952, 10078, 20156, 35273, 40312, 70546, 80624, 141092, 282184, 357769, 564368, 715538, 1431076, 2504383, 2862152, 5008766, 5724304, 10017532, 20035064, 40070128]

約数ペア:

[(1, 40070128), (2, 20035064), (4, 10017532), (7, 5724304), (8, 5008766), (14, 2862152), (16, 2504383), (28, 1431076), (56, 715538), (71, 564368), (112, 357769), (142, 282184), (284, 141092), (497, 80624), (568, 70546), (994, 40312), (1136, 35273), (1988, 20156), (3976, 10078), (5039, 7952)]