2067180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 5854464

約数和(自身を除く): 3787284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 263, 393, 524, 526, 655, 786, 789, 1052, 1310, 1315, 1572, 1578, 1965, 2620, 2630, 3156, 3930, 3945, 5260, 7860, 7890, 15780, 34453, 68906, 103359, 137812, 172265, 206718, 344530, 413436, 516795, 689060, 1033590, 2067180]

約数ペア:

[(1, 2067180), (2, 1033590), (3, 689060), (4, 516795), (5, 413436), (6, 344530), (10, 206718), (12, 172265), (15, 137812), (20, 103359), (30, 68906), (60, 34453), (131, 15780), (262, 7890), (263, 7860), (393, 5260), (524, 3945), (526, 3930), (655, 3156), (786, 2630), (789, 2620), (1052, 1965), (1310, 1578), (1315, 1572)]