1385440

素因数分解:

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

素因数の和:1259

約数の個数: 48

約数和(自身を含む): 3743712

約数和(自身を除く): 2358272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 1237, 2474, 4948, 6185, 8659, 9896, 12370, 17318, 19792, 24740, 34636, 39584, 43295, 49480, 69272, 86590, 98960, 138544, 173180, 197920, 277088, 346360, 692720, 1385440]

約数ペア:

[(1, 1385440), (2, 692720), (4, 346360), (5, 277088), (7, 197920), (8, 173180), (10, 138544), (14, 98960), (16, 86590), (20, 69272), (28, 49480), (32, 43295), (35, 39584), (40, 34636), (56, 24740), (70, 19792), (80, 17318), (112, 12370), (140, 9896), (160, 8659), (224, 6185), (280, 4948), (560, 2474), (1120, 1237)]