248633420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1775953}}^1$

素因数の和:1775969

約数の個数: 24

約数和(自身を含む): 596720544

約数和(自身を除く): 348087124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1775953, 3551906, 7103812, 8879765, 12431671, 17759530, 24863342, 35519060, 49726684, 62158355, 124316710, 248633420]

約数ペア:

[(1, 248633420), (2, 124316710), (4, 62158355), (5, 49726684), (7, 35519060), (10, 24863342), (14, 17759530), (20, 12431671), (28, 8879765), (35, 7103812), (70, 3551906), (140, 1775953)]