1968045140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{39251}}^1$

素因数の和:39392

約数の個数: 48

約数和(自身を含む): 4352261760

約数和(自身を除く): 2384216620

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 109, 115, 218, 230, 436, 460, 545, 1090, 2180, 2507, 5014, 10028, 12535, 25070, 39251, 50140, 78502, 157004, 196255, 392510, 785020, 902773, 1805546, 3611092, 4278359, 4513865, 8556718, 9027730, 17113436, 18055460, 21391795, 42783590, 85567180, 98402257, 196804514, 393609028, 492011285, 984022570, 1968045140]

約数ペア:

[(1, 1968045140), (2, 984022570), (4, 492011285), (5, 393609028), (10, 196804514), (20, 98402257), (23, 85567180), (46, 42783590), (92, 21391795), (109, 18055460), (115, 17113436), (218, 9027730), (230, 8556718), (436, 4513865), (460, 4278359), (545, 3611092), (1090, 1805546), (2180, 902773), (2507, 785020), (5014, 392510), (10028, 196255), (12535, 157004), (25070, 78502), (39251, 50140)]