1252378540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{470819}}^1$

素因数の和:470854

約数の個数: 48

約数和(自身を含む): 3163910400

約数和(自身を除く): 1911531860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 470819, 941638, 1883276, 2354095, 3295733, 4708190, 6591466, 8945561, 9416380, 13182932, 16478665, 17891122, 32957330, 35782244, 44727805, 62618927, 65914660, 89455610, 125237854, 178911220, 250475708, 313094635, 626189270, 1252378540]

約数ペア:

[(1, 1252378540), (2, 626189270), (4, 313094635), (5, 250475708), (7, 178911220), (10, 125237854), (14, 89455610), (19, 65914660), (20, 62618927), (28, 44727805), (35, 35782244), (38, 32957330), (70, 17891122), (76, 16478665), (95, 13182932), (133, 9416380), (140, 8945561), (190, 6591466), (266, 4708190), (380, 3295733), (532, 2354095), (665, 1883276), (1330, 941638), (2660, 470819)]