29953420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{213953}}^1$

素因数の和:213969

約数の個数: 24

約数和(自身を含む): 71888544

約数和(自身を除く): 41935124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 213953, 427906, 855812, 1069765, 1497671, 2139530, 2995342, 4279060, 5990684, 7488355, 14976710, 29953420]

約数ペア:

[(1, 29953420), (2, 14976710), (4, 7488355), (5, 5990684), (7, 4279060), (10, 2995342), (14, 2139530), (20, 1497671), (28, 1069765), (35, 855812), (70, 427906), (140, 213953)]