28681760

素因数分解:

$2^5\times 5^1\times {\mathrm{179261}}^1$

素因数の和:179276

約数の個数: 24

約数和(自身を含む): 67761036

約数和(自身を除く): 39079276

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 179261, 358522, 717044, 896305, 1434088, 1792610, 2868176, 3585220, 5736352, 7170440, 14340880, 28681760]

約数ペア:

[(1, 28681760), (2, 14340880), (4, 7170440), (5, 5736352), (8, 3585220), (10, 2868176), (16, 1792610), (20, 1434088), (32, 896305), (40, 717044), (80, 358522), (160, 179261)]