127839740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{9041}}^1$

素因数の和:9158

約数の個数: 48

約数和(自身を含む): 309887424

約数和(自身を除く): 182047684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 7070, 9041, 14140, 18082, 36164, 45205, 63287, 90410, 126574, 180820, 253148, 316435, 632870, 913141, 1265740, 1826282, 3652564, 4565705, 6391987, 9131410, 12783974, 18262820, 25567948, 31959935, 63919870, 127839740]

約数ペア:

[(1, 127839740), (2, 63919870), (4, 31959935), (5, 25567948), (7, 18262820), (10, 12783974), (14, 9131410), (20, 6391987), (28, 4565705), (35, 3652564), (70, 1826282), (101, 1265740), (140, 913141), (202, 632870), (404, 316435), (505, 253148), (707, 180820), (1010, 126574), (1414, 90410), (2020, 63287), (2828, 45205), (3535, 36164), (7070, 18082), (9041, 14140)]