86107980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{205019}}^1$

素因数の和:205038

約数の個数: 48

約数和(自身を含む): 275546880

約数和(自身を除く): 189438900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 205019, 410038, 615057, 820076, 1025095, 1230114, 1435133, 2050190, 2460228, 2870266, 3075285, 4100380, 4305399, 5740532, 6150570, 7175665, 8610798, 12301140, 14351330, 17221596, 21526995, 28702660, 43053990, 86107980]

約数ペア:

[(1, 86107980), (2, 43053990), (3, 28702660), (4, 21526995), (5, 17221596), (6, 14351330), (7, 12301140), (10, 8610798), (12, 7175665), (14, 6150570), (15, 5740532), (20, 4305399), (21, 4100380), (28, 3075285), (30, 2870266), (35, 2460228), (42, 2050190), (60, 1435133), (70, 1230114), (84, 1025095), (105, 820076), (140, 615057), (210, 410038), (420, 205019)]