19307120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1499}}^1$

素因数の和:1542

約数の個数: 80

約数和(自身を含む): 53568000

約数和(自身を除く): 34260880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1499, 1610, 1840, 2576, 2998, 3220, 5996, 6440, 7495, 10493, 11992, 12880, 14990, 20986, 23984, 29980, 34477, 41972, 52465, 59960, 68954, 83944, 104930, 119920, 137908, 167888, 172385, 209860, 241339, 275816, 344770, 419720, 482678, 551632, 689540, 839440, 965356, 1206695, 1379080, 1930712, 2413390, 2758160, 3861424, 4826780, 9653560, 19307120]

約数ペア:

[(1, 19307120), (2, 9653560), (4, 4826780), (5, 3861424), (7, 2758160), (8, 2413390), (10, 1930712), (14, 1379080), (16, 1206695), (20, 965356), (23, 839440), (28, 689540), (35, 551632), (40, 482678), (46, 419720), (56, 344770), (70, 275816), (80, 241339), (92, 209860), (112, 172385), (115, 167888), (140, 137908), (161, 119920), (184, 104930), (230, 83944), (280, 68954), (322, 59960), (368, 52465), (460, 41972), (560, 34477), (644, 29980), (805, 23984), (920, 20986), (1288, 14990), (1499, 12880), (1610, 11992), (1840, 10493), (2576, 7495), (2998, 6440), (3220, 5996)]