18839880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{887}}^1$

素因数の和:963

約数の個数: 96

約数和(自身を含む): 62337600

約数和(自身を除く): 43497720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 59, 60, 72, 90, 118, 120, 177, 180, 236, 295, 354, 360, 472, 531, 590, 708, 885, 887, 1062, 1180, 1416, 1770, 1774, 2124, 2360, 2655, 2661, 3540, 3548, 4248, 4435, 5310, 5322, 7080, 7096, 7983, 8870, 10620, 10644, 13305, 15966, 17740, 21240, 21288, 26610, 31932, 35480, 39915, 52333, 53220, 63864, 79830, 104666, 106440, 156999, 159660, 209332, 261665, 313998, 319320, 418664, 470997, 523330, 627996, 784995, 941994, 1046660, 1255992, 1569990, 1883988, 2093320, 2354985, 3139980, 3767976, 4709970, 6279960, 9419940, 18839880]

約数ペア:

[(1, 18839880), (2, 9419940), (3, 6279960), (4, 4709970), (5, 3767976), (6, 3139980), (8, 2354985), (9, 2093320), (10, 1883988), (12, 1569990), (15, 1255992), (18, 1046660), (20, 941994), (24, 784995), (30, 627996), (36, 523330), (40, 470997), (45, 418664), (59, 319320), (60, 313998), (72, 261665), (90, 209332), (118, 159660), (120, 156999), (177, 106440), (180, 104666), (236, 79830), (295, 63864), (354, 53220), (360, 52333), (472, 39915), (531, 35480), (590, 31932), (708, 26610), (885, 21288), (887, 21240), (1062, 17740), (1180, 15966), (1416, 13305), (1770, 10644), (1774, 10620), (2124, 8870), (2360, 7983), (2655, 7096), (2661, 7080), (3540, 5322), (3548, 5310), (4248, 4435)]