2156840140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1185077}}^1$

素因数の和:1185106

約数の個数: 48

約数和(自身を含む): 5574606912

約数和(自身を除く): 3417766772

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 1185077, 2370154, 4740308, 5925385, 8295539, 11850770, 15406001, 16591078, 23701540, 30812002, 33182156, 41477695, 61624004, 77030005, 82955390, 107842007, 154060010, 165910780, 215684014, 308120020, 431368028, 539210035, 1078420070, 2156840140]

約数ペア:

[(1, 2156840140), (2, 1078420070), (4, 539210035), (5, 431368028), (7, 308120020), (10, 215684014), (13, 165910780), (14, 154060010), (20, 107842007), (26, 82955390), (28, 77030005), (35, 61624004), (52, 41477695), (65, 33182156), (70, 30812002), (91, 23701540), (130, 16591078), (140, 15406001), (182, 11850770), (260, 8295539), (364, 5925385), (455, 4740308), (910, 2370154), (1820, 1185077)]