213718000

素因数分解:

$2^4\times 5^3\times {\mathrm{106859}}^1$

素因数の和:106882

約数の個数: 40

約数和(自身を含む): 516774960

約数和(自身を除く): 303056960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 106859, 213718, 427436, 534295, 854872, 1068590, 1709744, 2137180, 2671475, 4274360, 5342950, 8548720, 10685900, 13357375, 21371800, 26714750, 42743600, 53429500, 106859000, 213718000]

約数ペア:

[(1, 213718000), (2, 106859000), (4, 53429500), (5, 42743600), (8, 26714750), (10, 21371800), (16, 13357375), (20, 10685900), (25, 8548720), (40, 5342950), (50, 4274360), (80, 2671475), (100, 2137180), (125, 1709744), (200, 1068590), (250, 854872), (400, 534295), (500, 427436), (1000, 213718), (2000, 106859)]