4004040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1$

素因数の和:622

約数の個数: 64

約数和(自身を含む): 12231360

約数和(自身を除く): 8227320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 547, 610, 732, 915, 1094, 1220, 1464, 1641, 1830, 2188, 2440, 2735, 3282, 3660, 4376, 5470, 6564, 7320, 8205, 10940, 13128, 16410, 21880, 32820, 33367, 65640, 66734, 100101, 133468, 166835, 200202, 266936, 333670, 400404, 500505, 667340, 800808, 1001010, 1334680, 2002020, 4004040]

約数ペア:

[(1, 4004040), (2, 2002020), (3, 1334680), (4, 1001010), (5, 800808), (6, 667340), (8, 500505), (10, 400404), (12, 333670), (15, 266936), (20, 200202), (24, 166835), (30, 133468), (40, 100101), (60, 66734), (61, 65640), (120, 33367), (122, 32820), (183, 21880), (244, 16410), (305, 13128), (366, 10940), (488, 8205), (547, 7320), (610, 6564), (732, 5470), (915, 4376), (1094, 3660), (1220, 3282), (1464, 2735), (1641, 2440), (1830, 2188)]