887458720

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{54917}}^1$

素因数の和:55033

約数の個数: 48

約数和(自身を含む): 2117418408

約数和(自身を除く): 1229959688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 8080, 16160, 54917, 109834, 219668, 274585, 439336, 549170, 878672, 1098340, 1757344, 2196680, 4393360, 5546617, 8786720, 11093234, 22186468, 27733085, 44372936, 55466170, 88745872, 110932340, 177491744, 221864680, 443729360, 887458720]

約数ペア:

[(1, 887458720), (2, 443729360), (4, 221864680), (5, 177491744), (8, 110932340), (10, 88745872), (16, 55466170), (20, 44372936), (32, 27733085), (40, 22186468), (80, 11093234), (101, 8786720), (160, 5546617), (202, 4393360), (404, 2196680), (505, 1757344), (808, 1098340), (1010, 878672), (1616, 549170), (2020, 439336), (3232, 274585), (4040, 219668), (8080, 109834), (16160, 54917)]