1780147002956

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{71194489}}^1$

素因数の和:71194566

約数の個数: 48

約数和(自身を含む): 3827415782400

約数和(自身を除く): 2047268779444

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 47, 76, 94, 133, 188, 266, 329, 532, 658, 893, 1316, 1786, 3572, 6251, 12502, 25004, 71194489, 142388978, 284777956, 498361423, 996722846, 1352695291, 1993445692, 2705390582, 3346140983, 5410781164, 6692281966, 9468867037, 13384563932, 18937734074, 23422986881, 37875468148, 46845973762, 63576678677, 93691947524, 127153357354, 254306714708, 445036750739, 890073501478, 1780147002956]

約数ペア:

[(1, 1780147002956), (2, 890073501478), (4, 445036750739), (7, 254306714708), (14, 127153357354), (19, 93691947524), (28, 63576678677), (38, 46845973762), (47, 37875468148), (76, 23422986881), (94, 18937734074), (133, 13384563932), (188, 9468867037), (266, 6692281966), (329, 5410781164), (532, 3346140983), (658, 2705390582), (893, 1993445692), (1316, 1352695291), (1786, 996722846), (3572, 498361423), (6251, 284777956), (12502, 142388978), (25004, 71194489)]