201311740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{1451}}^1$

素因数の和:2458

約数の個数: 48

約数和(自身を含む): 483969024

約数和(自身を除く): 282657284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 991, 1451, 1982, 2902, 3964, 4955, 5804, 6937, 7255, 9910, 10157, 13874, 14510, 19820, 20314, 27748, 29020, 34685, 40628, 50785, 69370, 101570, 138740, 203140, 1437941, 2875882, 5751764, 7189705, 10065587, 14379410, 20131174, 28758820, 40262348, 50327935, 100655870, 201311740]

約数ペア:

[(1, 201311740), (2, 100655870), (4, 50327935), (5, 40262348), (7, 28758820), (10, 20131174), (14, 14379410), (20, 10065587), (28, 7189705), (35, 5751764), (70, 2875882), (140, 1437941), (991, 203140), (1451, 138740), (1982, 101570), (2902, 69370), (3964, 50785), (4955, 40628), (5804, 34685), (6937, 29020), (7255, 27748), (9910, 20314), (10157, 19820), (13874, 14510)]