504890420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{3701}}^1$

素因数の和:4088

約数の個数: 48

約数和(自身を含む): 1119484800

約数和(自身を除く): 614594380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 359, 380, 718, 1436, 1795, 3590, 3701, 6821, 7180, 7402, 13642, 14804, 18505, 27284, 34105, 37010, 68210, 70319, 74020, 136420, 140638, 281276, 351595, 703190, 1328659, 1406380, 2657318, 5314636, 6643295, 13286590, 25244521, 26573180, 50489042, 100978084, 126222605, 252445210, 504890420]

約数ペア:

[(1, 504890420), (2, 252445210), (4, 126222605), (5, 100978084), (10, 50489042), (19, 26573180), (20, 25244521), (38, 13286590), (76, 6643295), (95, 5314636), (190, 2657318), (359, 1406380), (380, 1328659), (718, 703190), (1436, 351595), (1795, 281276), (3590, 140638), (3701, 136420), (6821, 74020), (7180, 70319), (7402, 68210), (13642, 37010), (14804, 34105), (18505, 27284)]