12718000

素因数分解:

$2^4\times 5^3\times {\mathrm{6359}}^1$

素因数の和:6382

約数の個数: 40

約数和(自身を含む): 30756960

約数和(自身を除く): 18038960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 6359, 12718, 25436, 31795, 50872, 63590, 101744, 127180, 158975, 254360, 317950, 508720, 635900, 794875, 1271800, 1589750, 2543600, 3179500, 6359000, 12718000]

約数ペア:

[(1, 12718000), (2, 6359000), (4, 3179500), (5, 2543600), (8, 1589750), (10, 1271800), (16, 794875), (20, 635900), (25, 508720), (40, 317950), (50, 254360), (80, 158975), (100, 127180), (125, 101744), (200, 63590), (250, 50872), (400, 31795), (500, 25436), (1000, 12718), (2000, 6359)]