16378180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8999}}^1$

素因数の和:9028

約数の個数: 48

約数和(自身を含む): 42336000

約数和(自身を除く): 25957820

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 8999, 17998, 35996, 44995, 62993, 89990, 116987, 125986, 179980, 233974, 251972, 314965, 467948, 584935, 629930, 818909, 1169870, 1259860, 1637818, 2339740, 3275636, 4094545, 8189090, 16378180]

約数ペア:

[(1, 16378180), (2, 8189090), (4, 4094545), (5, 3275636), (7, 2339740), (10, 1637818), (13, 1259860), (14, 1169870), (20, 818909), (26, 629930), (28, 584935), (35, 467948), (52, 314965), (65, 251972), (70, 233974), (91, 179980), (130, 125986), (140, 116987), (182, 89990), (260, 62993), (364, 44995), (455, 35996), (910, 17998), (1820, 8999)]