64106840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{228953}}^1$

素因数の和:228971

約数の個数: 32

約数和(自身を含む): 164846880

約数和(自身を除く): 100740040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 228953, 457906, 915812, 1144765, 1602671, 1831624, 2289530, 3205342, 4579060, 6410684, 8013355, 9158120, 12821368, 16026710, 32053420, 64106840]

約数ペア:

[(1, 64106840), (2, 32053420), (4, 16026710), (5, 12821368), (7, 9158120), (8, 8013355), (10, 6410684), (14, 4579060), (20, 3205342), (28, 2289530), (35, 1831624), (40, 1602671), (56, 1144765), (70, 915812), (140, 457906), (280, 228953)]