329615020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{3673}}^1$

素因数の和:4330

約数の個数: 48

約数和(自身を含む): 792525888

約数和(自身を除く): 462910868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 641, 1282, 2564, 3205, 3673, 4487, 6410, 7346, 8974, 12820, 14692, 17948, 18365, 22435, 25711, 36730, 44870, 51422, 73460, 89740, 102844, 128555, 257110, 514220, 2354393, 4708786, 9417572, 11771965, 16480751, 23543930, 32961502, 47087860, 65923004, 82403755, 164807510, 329615020]

約数ペア:

[(1, 329615020), (2, 164807510), (4, 82403755), (5, 65923004), (7, 47087860), (10, 32961502), (14, 23543930), (20, 16480751), (28, 11771965), (35, 9417572), (70, 4708786), (140, 2354393), (641, 514220), (1282, 257110), (2564, 128555), (3205, 102844), (3673, 89740), (4487, 73460), (6410, 51422), (7346, 44870), (8974, 36730), (12820, 25711), (14692, 22435), (17948, 18365)]