15440528080

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{807559}}^1$

素因数の和:807811

約数の個数: 40

約数和(自身を含む): 36049478400

約数和(自身を除く): 20608950320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1912, 2390, 3824, 4780, 9560, 19120, 807559, 1615118, 3230236, 4037795, 6460472, 8075590, 12920944, 16151180, 32302360, 64604720, 193006601, 386013202, 772026404, 965033005, 1544052808, 1930066010, 3088105616, 3860132020, 7720264040, 15440528080]

約数ペア:

[(1, 15440528080), (2, 7720264040), (4, 3860132020), (5, 3088105616), (8, 1930066010), (10, 1544052808), (16, 965033005), (20, 772026404), (40, 386013202), (80, 193006601), (239, 64604720), (478, 32302360), (956, 16151180), (1195, 12920944), (1912, 8075590), (2390, 6460472), (3824, 4037795), (4780, 3230236), (9560, 1615118), (19120, 807559)]