8988280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{683}}^1$

素因数の和:748

約数の個数: 64

約数和(自身を含む): 23639040

約数和(自身を除く): 14650760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 683, 940, 1316, 1366, 1645, 1880, 2632, 2732, 3290, 3415, 4781, 5464, 6580, 6830, 9562, 13160, 13660, 19124, 23905, 27320, 32101, 38248, 47810, 64202, 95620, 128404, 160505, 191240, 224707, 256808, 321010, 449414, 642020, 898828, 1123535, 1284040, 1797656, 2247070, 4494140, 8988280]

約数ペア:

[(1, 8988280), (2, 4494140), (4, 2247070), (5, 1797656), (7, 1284040), (8, 1123535), (10, 898828), (14, 642020), (20, 449414), (28, 321010), (35, 256808), (40, 224707), (47, 191240), (56, 160505), (70, 128404), (94, 95620), (140, 64202), (188, 47810), (235, 38248), (280, 32101), (329, 27320), (376, 23905), (470, 19124), (658, 13660), (683, 13160), (940, 9562), (1316, 6830), (1366, 6580), (1645, 5464), (1880, 4781), (2632, 3415), (2732, 3290)]