53578840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{191353}}^1$

素因数の和:191371

約数の個数: 32

約数和(自身を含む): 137774880

約数和(自身を除く): 84196040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 191353, 382706, 765412, 956765, 1339471, 1530824, 1913530, 2678942, 3827060, 5357884, 6697355, 7654120, 10715768, 13394710, 26789420, 53578840]

約数ペア:

[(1, 53578840), (2, 26789420), (4, 13394710), (5, 10715768), (7, 7654120), (8, 6697355), (10, 5357884), (14, 3827060), (20, 2678942), (28, 1913530), (35, 1530824), (40, 1339471), (56, 956765), (70, 765412), (140, 382706), (280, 191353)]