20508780630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2221}}^1\times {\mathrm{23677}}^1$

素因数の和:25921

約数の個数: 64

約数和(自身を含む): 53033416128

約数和(自身を除く): 32524635498

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 2221, 4442, 6663, 11105, 13326, 22210, 23677, 28873, 33315, 47354, 57746, 66630, 71031, 86619, 118385, 142062, 144365, 173238, 236770, 288730, 307801, 355155, 433095, 615602, 710310, 866190, 923403, 1539005, 1846806, 3078010, 4617015, 9234030, 52586617, 105173234, 157759851, 262933085, 315519702, 525866170, 683626021, 788799255, 1367252042, 1577598510, 2050878063, 3418130105, 4101756126, 6836260210, 10254390315, 20508780630]

約数ペア:

[(1, 20508780630), (2, 10254390315), (3, 6836260210), (5, 4101756126), (6, 3418130105), (10, 2050878063), (13, 1577598510), (15, 1367252042), (26, 788799255), (30, 683626021), (39, 525866170), (65, 315519702), (78, 262933085), (130, 157759851), (195, 105173234), (390, 52586617), (2221, 9234030), (4442, 4617015), (6663, 3078010), (11105, 1846806), (13326, 1539005), (22210, 923403), (23677, 866190), (28873, 710310), (33315, 615602), (47354, 433095), (57746, 355155), (66630, 307801), (71031, 288730), (86619, 236770), (118385, 173238), (142062, 144365)]