1119860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 2835840

約数和(自身を除く): 1715980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 421, 532, 665, 842, 1330, 1684, 2105, 2660, 2947, 4210, 5894, 7999, 8420, 11788, 14735, 15998, 29470, 31996, 39995, 55993, 58940, 79990, 111986, 159980, 223972, 279965, 559930, 1119860]

約数ペア:

[(1, 1119860), (2, 559930), (4, 279965), (5, 223972), (7, 159980), (10, 111986), (14, 79990), (19, 58940), (20, 55993), (28, 39995), (35, 31996), (38, 29470), (70, 15998), (76, 14735), (95, 11788), (133, 8420), (140, 7999), (190, 5894), (266, 4210), (380, 2947), (421, 2660), (532, 2105), (665, 1684), (842, 1330)]