22091720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1$

素因数の和:582

約数の個数: 64

約数和(自身を含む): 57214080

約数和(自身を除く): 35122360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 257, 280, 307, 514, 614, 1028, 1228, 1285, 1535, 1799, 2056, 2149, 2456, 2570, 3070, 3598, 4298, 5140, 6140, 7196, 8596, 8995, 10280, 10745, 12280, 14392, 17192, 17990, 21490, 35980, 42980, 71960, 78899, 85960, 157798, 315596, 394495, 552293, 631192, 788990, 1104586, 1577980, 2209172, 2761465, 3155960, 4418344, 5522930, 11045860, 22091720]

約数ペア:

[(1, 22091720), (2, 11045860), (4, 5522930), (5, 4418344), (7, 3155960), (8, 2761465), (10, 2209172), (14, 1577980), (20, 1104586), (28, 788990), (35, 631192), (40, 552293), (56, 394495), (70, 315596), (140, 157798), (257, 85960), (280, 78899), (307, 71960), (514, 42980), (614, 35980), (1028, 21490), (1228, 17990), (1285, 17192), (1535, 14392), (1799, 12280), (2056, 10745), (2149, 10280), (2456, 8995), (2570, 8596), (3070, 7196), (3598, 6140), (4298, 5140)]