1818390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{1237}}^1$

素因数の和:1261

約数の個数: 48

約数和(自身を含む): 5080752

約数和(自身を除く): 3262362

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1237, 1470, 2474, 3711, 6185, 7422, 8659, 12370, 17318, 18555, 25977, 37110, 43295, 51954, 60613, 86590, 121226, 129885, 181839, 259770, 303065, 363678, 606130, 909195, 1818390]

約数ペア:

[(1, 1818390), (2, 909195), (3, 606130), (5, 363678), (6, 303065), (7, 259770), (10, 181839), (14, 129885), (15, 121226), (21, 86590), (30, 60613), (35, 51954), (42, 43295), (49, 37110), (70, 25977), (98, 18555), (105, 17318), (147, 12370), (210, 8659), (245, 7422), (294, 6185), (490, 3711), (735, 2474), (1237, 1470)]