27107020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43721}}^1$

素因数の和:43761

約数の個数: 24

約数和(自身を含む): 58762368

約数和(自身を除く): 31655348

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 43721, 87442, 174884, 218605, 437210, 874420, 1355351, 2710702, 5421404, 6776755, 13553510, 27107020]

約数ペア:

[(1, 27107020), (2, 13553510), (4, 6776755), (5, 5421404), (10, 2710702), (20, 1355351), (31, 874420), (62, 437210), (124, 218605), (155, 174884), (310, 87442), (620, 43721)]