2901291280

素因数分解:

$2^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{129061}}^1$

素因数の和:129355

約数の個数: 40

約数和(自身を含む): 6769560024

約数和(自身を除く): 3868268744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281, 562, 1124, 1405, 2248, 2810, 4496, 5620, 11240, 22480, 129061, 258122, 516244, 645305, 1032488, 1290610, 2064976, 2581220, 5162440, 10324880, 36266141, 72532282, 145064564, 181330705, 290129128, 362661410, 580258256, 725322820, 1450645640, 2901291280]

約数ペア:

[(1, 2901291280), (2, 1450645640), (4, 725322820), (5, 580258256), (8, 362661410), (10, 290129128), (16, 181330705), (20, 145064564), (40, 72532282), (80, 36266141), (281, 10324880), (562, 5162440), (1124, 2581220), (1405, 2064976), (2248, 1290610), (2810, 1032488), (4496, 645305), (5620, 516244), (11240, 258122), (22480, 129061)]