1547800

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 3682800

約数和(自身を除く): 2135000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 109, 142, 200, 218, 284, 355, 436, 545, 568, 710, 872, 1090, 1420, 1775, 2180, 2725, 2840, 3550, 4360, 5450, 7100, 7739, 10900, 14200, 15478, 21800, 30956, 38695, 61912, 77390, 154780, 193475, 309560, 386950, 773900, 1547800]

約数ペア:

[(1, 1547800), (2, 773900), (4, 386950), (5, 309560), (8, 193475), (10, 154780), (20, 77390), (25, 61912), (40, 38695), (50, 30956), (71, 21800), (100, 15478), (109, 14200), (142, 10900), (200, 7739), (218, 7100), (284, 5450), (355, 4360), (436, 3550), (545, 2840), (568, 2725), (710, 2180), (872, 1775), (1090, 1420)]