13851880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{811}}^1$

素因数の和:890

約数の個数: 64

約数和(自身を含む): 36247680

約数和(自身を除く): 22395800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 811, 854, 1220, 1622, 1708, 2135, 2440, 3244, 3416, 4055, 4270, 5677, 6488, 8110, 8540, 11354, 16220, 17080, 22708, 28385, 32440, 45416, 49471, 56770, 98942, 113540, 197884, 227080, 247355, 346297, 395768, 494710, 692594, 989420, 1385188, 1731485, 1978840, 2770376, 3462970, 6925940, 13851880]

約数ペア:

[(1, 13851880), (2, 6925940), (4, 3462970), (5, 2770376), (7, 1978840), (8, 1731485), (10, 1385188), (14, 989420), (20, 692594), (28, 494710), (35, 395768), (40, 346297), (56, 247355), (61, 227080), (70, 197884), (122, 113540), (140, 98942), (244, 56770), (280, 49471), (305, 45416), (427, 32440), (488, 28385), (610, 22708), (811, 17080), (854, 16220), (1220, 11354), (1622, 8540), (1708, 8110), (2135, 6488), (2440, 5677), (3244, 4270), (3416, 4055)]