1757440

素因数分解:

$2^8\times 5^1\times {\mathrm{1373}}^1$

素因数の和:1394

約数の個数: 36

約数和(自身を含む): 4212684

約数和(自身を除く): 2455244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 1373, 2746, 5492, 6865, 10984, 13730, 21968, 27460, 43936, 54920, 87872, 109840, 175744, 219680, 351488, 439360, 878720, 1757440]

約数ペア:

[(1, 1757440), (2, 878720), (4, 439360), (5, 351488), (8, 219680), (10, 175744), (16, 109840), (20, 87872), (32, 54920), (40, 43936), (64, 27460), (80, 21968), (128, 13730), (160, 10984), (256, 6865), (320, 5492), (640, 2746), (1280, 1373)]