19714880

素因数分解:

$2^6\times 5^1\times {\mathrm{61609}}^1$

素因数の和:61626

約数の個数: 28

約数和(自身を含む): 46946820

約数和(自身を除く): 27231940

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 61609, 123218, 246436, 308045, 492872, 616090, 985744, 1232180, 1971488, 2464360, 3942976, 4928720, 9857440, 19714880]

約数ペア:

[(1, 19714880), (2, 9857440), (4, 4928720), (5, 3942976), (8, 2464360), (10, 1971488), (16, 1232180), (20, 985744), (32, 616090), (40, 492872), (64, 308045), (80, 246436), (160, 123218), (320, 61609)]