26637440

素因数分解:

$2^7\times 5^1\times {\mathrm{41621}}^1$

素因数の和:41640

約数の個数: 32

約数和(自身を含む): 63681660

約数和(自身を除く): 37044220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 41621, 83242, 166484, 208105, 332968, 416210, 665936, 832420, 1331872, 1664840, 2663744, 3329680, 5327488, 6659360, 13318720, 26637440]

約数ペア:

[(1, 26637440), (2, 13318720), (4, 6659360), (5, 5327488), (8, 3329680), (10, 2663744), (16, 1664840), (20, 1331872), (32, 832420), (40, 665936), (64, 416210), (80, 332968), (128, 208105), (160, 166484), (320, 83242), (640, 41621)]