28677760

素因数分解:

$2^7\times 5^1\times {\mathrm{44809}}^1$

素因数の和:44828

約数の個数: 32

約数和(自身を含む): 68559300

約数和(自身を除く): 39881540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 44809, 89618, 179236, 224045, 358472, 448090, 716944, 896180, 1433888, 1792360, 2867776, 3584720, 5735552, 7169440, 14338880, 28677760]

約数ペア:

[(1, 28677760), (2, 14338880), (4, 7169440), (5, 5735552), (8, 3584720), (10, 2867776), (16, 1792360), (20, 1433888), (32, 896180), (40, 716944), (64, 448090), (80, 358472), (128, 224045), (160, 179236), (320, 89618), (640, 44809)]