1371800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^3$

素因数の和:73

約数の個数: 48

約数和(自身を含む): 3366600

約数和(自身を除く): 1994800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 361, 380, 475, 722, 760, 950, 1444, 1805, 1900, 2888, 3610, 3800, 6859, 7220, 9025, 13718, 14440, 18050, 27436, 34295, 36100, 54872, 68590, 72200, 137180, 171475, 274360, 342950, 685900, 1371800]

約数ペア:

[(1, 1371800), (2, 685900), (4, 342950), (5, 274360), (8, 171475), (10, 137180), (19, 72200), (20, 68590), (25, 54872), (38, 36100), (40, 34295), (50, 27436), (76, 18050), (95, 14440), (100, 13718), (152, 9025), (190, 7220), (200, 6859), (361, 3800), (380, 3610), (475, 2888), (722, 1900), (760, 1805), (950, 1444)]