28738880

素因数分解:

$2^6\times 5^1\times {\mathrm{89809}}^1$

素因数の和:89826

約数の個数: 28

約数和(自身を含む): 68435220

約数和(自身を除く): 39696340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 89809, 179618, 359236, 449045, 718472, 898090, 1436944, 1796180, 2873888, 3592360, 5747776, 7184720, 14369440, 28738880]

約数ペア:

[(1, 28738880), (2, 14369440), (4, 7184720), (5, 5747776), (8, 3592360), (10, 2873888), (16, 1796180), (20, 1436944), (32, 898090), (40, 718472), (64, 449045), (80, 359236), (160, 179618), (320, 89809)]