2085440980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2128001}}^1$

素因数の和:2128024

約数の個数: 36

約数和(自身を含む): 5094436788

約数和(自身を除く): 3008995808

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2128001, 4256002, 8512004, 10640005, 14896007, 21280010, 29792014, 42560020, 59584028, 74480035, 104272049, 148960070, 208544098, 297920140, 417088196, 521360245, 1042720490, 2085440980]

約数ペア:

[(1, 2085440980), (2, 1042720490), (4, 521360245), (5, 417088196), (7, 297920140), (10, 208544098), (14, 148960070), (20, 104272049), (28, 74480035), (35, 59584028), (49, 42560020), (70, 29792014), (98, 21280010), (140, 14896007), (196, 10640005), (245, 8512004), (490, 4256002), (980, 2128001)]