140213072

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{123427}}^1$

素因数の和:123506

約数の個数: 20

約数和(自身を含む): 275491296

約数和(自身を除く): 135278224

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 123427, 246854, 493708, 987416, 1974832, 8763317, 17526634, 35053268, 70106536, 140213072]

約数ペア:

[(1, 140213072), (2, 70106536), (4, 35053268), (8, 17526634), (16, 8763317), (71, 1974832), (142, 987416), (284, 493708), (568, 246854), (1136, 123427)]