54391540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{877}}^1$

素因数の和:1336

約数の個数: 48

約数和(自身を含む): 130983552

約数和(自身を除く): 76592012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 443, 877, 886, 1754, 1772, 2215, 3101, 3508, 4385, 4430, 6139, 6202, 8770, 8860, 12278, 12404, 15505, 17540, 24556, 30695, 31010, 61390, 62020, 122780, 388511, 777022, 1554044, 1942555, 2719577, 3885110, 5439154, 7770220, 10878308, 13597885, 27195770, 54391540]

約数ペア:

[(1, 54391540), (2, 27195770), (4, 13597885), (5, 10878308), (7, 7770220), (10, 5439154), (14, 3885110), (20, 2719577), (28, 1942555), (35, 1554044), (70, 777022), (140, 388511), (443, 122780), (877, 62020), (886, 61390), (1754, 31010), (1772, 30695), (2215, 24556), (3101, 17540), (3508, 15505), (4385, 12404), (4430, 12278), (6139, 8860), (6202, 8770)]