13856920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{409}}^1$

素因数の和:449

約数の個数: 96

約数和(自身を含む): 39261600

約数和(自身を除く): 25404680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 121, 140, 154, 220, 242, 280, 308, 385, 409, 440, 484, 605, 616, 770, 818, 847, 968, 1210, 1540, 1636, 1694, 2045, 2420, 2863, 3080, 3272, 3388, 4090, 4235, 4499, 4840, 5726, 6776, 8180, 8470, 8998, 11452, 14315, 16360, 16940, 17996, 22495, 22904, 28630, 31493, 33880, 35992, 44990, 49489, 57260, 62986, 89980, 98978, 114520, 125972, 157465, 179960, 197956, 247445, 251944, 314930, 346423, 395912, 494890, 629860, 692846, 989780, 1259720, 1385692, 1732115, 1979560, 2771384, 3464230, 6928460, 13856920]

約数ペア:

[(1, 13856920), (2, 6928460), (4, 3464230), (5, 2771384), (7, 1979560), (8, 1732115), (10, 1385692), (11, 1259720), (14, 989780), (20, 692846), (22, 629860), (28, 494890), (35, 395912), (40, 346423), (44, 314930), (55, 251944), (56, 247445), (70, 197956), (77, 179960), (88, 157465), (110, 125972), (121, 114520), (140, 98978), (154, 89980), (220, 62986), (242, 57260), (280, 49489), (308, 44990), (385, 35992), (409, 33880), (440, 31493), (484, 28630), (605, 22904), (616, 22495), (770, 17996), (818, 16940), (847, 16360), (968, 14315), (1210, 11452), (1540, 8998), (1636, 8470), (1694, 8180), (2045, 6776), (2420, 5726), (2863, 4840), (3080, 4499), (3272, 4235), (3388, 4090)]