1669760

素因数分解:

$2^7\times 5^1\times {\mathrm{2609}}^1$

素因数の和:2628

約数の個数: 32

約数和(自身を含む): 3993300

約数和(自身を除く): 2323540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 2609, 5218, 10436, 13045, 20872, 26090, 41744, 52180, 83488, 104360, 166976, 208720, 333952, 417440, 834880, 1669760]

約数ペア:

[(1, 1669760), (2, 834880), (4, 417440), (5, 333952), (8, 208720), (10, 166976), (16, 104360), (20, 83488), (32, 52180), (40, 41744), (64, 26090), (80, 20872), (128, 13045), (160, 10436), (320, 5218), (640, 2609)]