28986420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1153}}^1$

素因数の和:1584

約数の個数: 48

約数和(自身を含む): 81426240

約数和(自身を除く): 52439820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 419, 838, 1153, 1257, 1676, 2095, 2306, 2514, 3459, 4190, 4612, 5028, 5765, 6285, 6918, 8380, 11530, 12570, 13836, 17295, 23060, 25140, 34590, 69180, 483107, 966214, 1449321, 1932428, 2415535, 2898642, 4831070, 5797284, 7246605, 9662140, 14493210, 28986420]

約数ペア:

[(1, 28986420), (2, 14493210), (3, 9662140), (4, 7246605), (5, 5797284), (6, 4831070), (10, 2898642), (12, 2415535), (15, 1932428), (20, 1449321), (30, 966214), (60, 483107), (419, 69180), (838, 34590), (1153, 25140), (1257, 23060), (1676, 17295), (2095, 13836), (2306, 12570), (2514, 11530), (3459, 8380), (4190, 6918), (4612, 6285), (5028, 5765)]