8379490

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{349}}^1$

素因数の和:384

約数の個数: 40

約数和(自身を含む): 17646300

約数和(自身を除く): 9266810

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 349, 490, 686, 698, 1715, 1745, 2401, 2443, 3430, 3490, 4802, 4886, 12005, 12215, 17101, 24010, 24430, 34202, 85505, 119707, 171010, 239414, 598535, 837949, 1197070, 1675898, 4189745, 8379490]

約数ペア:

[(1, 8379490), (2, 4189745), (5, 1675898), (7, 1197070), (10, 837949), (14, 598535), (35, 239414), (49, 171010), (70, 119707), (98, 85505), (245, 34202), (343, 24430), (349, 24010), (490, 17101), (686, 12215), (698, 12005), (1715, 4886), (1745, 4802), (2401, 3490), (2443, 3430)]