528038140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{163987}}^1$

素因数の和:164026

約数の個数: 48

約数和(自身を含む): 1322399232

約数和(自身を除く): 794361092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 163987, 327974, 655948, 819935, 1147909, 1639870, 2295818, 3279740, 3771701, 4591636, 5739545, 7543402, 11479090, 15086804, 18858505, 22958180, 26401907, 37717010, 52803814, 75434020, 105607628, 132009535, 264019070, 528038140]

約数ペア:

[(1, 528038140), (2, 264019070), (4, 132009535), (5, 105607628), (7, 75434020), (10, 52803814), (14, 37717010), (20, 26401907), (23, 22958180), (28, 18858505), (35, 15086804), (46, 11479090), (70, 7543402), (92, 5739545), (115, 4591636), (140, 3771701), (161, 3279740), (230, 2295818), (322, 1639870), (460, 1147909), (644, 819935), (805, 655948), (1610, 327974), (3220, 163987)]