1051980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 2993760

約数和(自身を除く): 1941780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 197, 267, 356, 394, 445, 534, 591, 788, 890, 985, 1068, 1182, 1335, 1780, 1970, 2364, 2670, 2955, 3940, 5340, 5910, 11820, 17533, 35066, 52599, 70132, 87665, 105198, 175330, 210396, 262995, 350660, 525990, 1051980]

約数ペア:

[(1, 1051980), (2, 525990), (3, 350660), (4, 262995), (5, 210396), (6, 175330), (10, 105198), (12, 87665), (15, 70132), (20, 52599), (30, 35066), (60, 17533), (89, 11820), (178, 5910), (197, 5340), (267, 3940), (356, 2955), (394, 2670), (445, 2364), (534, 1970), (591, 1780), (788, 1335), (890, 1182), (985, 1068)]