2159292770

素因数分解:

$2^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{401}}^1\times {\mathrm{1987}}^1$

素因数の和:2666

約数の個数: 32

約数和(自身を含む): 3912765696

約数和(自身を除く): 1753472926

約数列:

[1, 2, 5, 10, 271, 401, 542, 802, 1355, 1987, 2005, 2710, 3974, 4010, 9935, 19870, 108671, 217342, 538477, 543355, 796787, 1076954, 1086710, 1593574, 2692385, 3983935, 5384770, 7967870, 215929277, 431858554, 1079646385, 2159292770]

約数ペア:

[(1, 2159292770), (2, 1079646385), (5, 431858554), (10, 215929277), (271, 7967870), (401, 5384770), (542, 3983935), (802, 2692385), (1355, 1593574), (1987, 1086710), (2005, 1076954), (2710, 796787), (3974, 543355), (4010, 538477), (9935, 217342), (19870, 108671)]