2051370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{991}}^1$

素因数の和:1027

約数の個数: 48

約数和(自身を含む): 5571072

約数和(自身を除く): 3519702

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 991, 1035, 1982, 2070, 2973, 4955, 5946, 8919, 9910, 14865, 17838, 22793, 29730, 44595, 45586, 68379, 89190, 113965, 136758, 205137, 227930, 341895, 410274, 683790, 1025685, 2051370]

約数ペア:

[(1, 2051370), (2, 1025685), (3, 683790), (5, 410274), (6, 341895), (9, 227930), (10, 205137), (15, 136758), (18, 113965), (23, 89190), (30, 68379), (45, 45586), (46, 44595), (69, 29730), (90, 22793), (115, 17838), (138, 14865), (207, 9910), (230, 8919), (345, 5946), (414, 4955), (690, 2973), (991, 2070), (1035, 1982)]