15601120

素因数分解:

$2^5\times 5^1\times {\mathrm{281}}^1\times {\mathrm{347}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 37095408

約数和(自身を除く): 21494288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 281, 347, 562, 694, 1124, 1388, 1405, 1735, 2248, 2776, 2810, 3470, 4496, 5552, 5620, 6940, 8992, 11104, 11240, 13880, 22480, 27760, 44960, 55520, 97507, 195014, 390028, 487535, 780056, 975070, 1560112, 1950140, 3120224, 3900280, 7800560, 15601120]

約数ペア:

[(1, 15601120), (2, 7800560), (4, 3900280), (5, 3120224), (8, 1950140), (10, 1560112), (16, 975070), (20, 780056), (32, 487535), (40, 390028), (80, 195014), (160, 97507), (281, 55520), (347, 44960), (562, 27760), (694, 22480), (1124, 13880), (1388, 11240), (1405, 11104), (1735, 8992), (2248, 6940), (2776, 5620), (2810, 5552), (3470, 4496)]