1027211140

素因数分解:

$2^2\times 5^1\times {\mathrm{991}}^1\times {\mathrm{51827}}^1$

素因数の和:52827

約数の個数: 24

約数和(自身を含む): 2159361792

約数和(自身を除く): 1132150652

約数列:

[1, 2, 4, 5, 10, 20, 991, 1982, 3964, 4955, 9910, 19820, 51827, 103654, 207308, 259135, 518270, 1036540, 51360557, 102721114, 205442228, 256802785, 513605570, 1027211140]

約数ペア:

[(1, 1027211140), (2, 513605570), (4, 256802785), (5, 205442228), (10, 102721114), (20, 51360557), (991, 1036540), (1982, 518270), (3964, 259135), (4955, 207308), (9910, 103654), (19820, 51827)]