1928780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{599}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 4838400

約数和(自身を除く): 2909620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 599, 644, 805, 1198, 1610, 2396, 2995, 3220, 4193, 5990, 8386, 11980, 13777, 16772, 20965, 27554, 41930, 55108, 68885, 83860, 96439, 137770, 192878, 275540, 385756, 482195, 964390, 1928780]

約数ペア:

[(1, 1928780), (2, 964390), (4, 482195), (5, 385756), (7, 275540), (10, 192878), (14, 137770), (20, 96439), (23, 83860), (28, 68885), (35, 55108), (46, 41930), (70, 27554), (92, 20965), (115, 16772), (140, 13777), (161, 11980), (230, 8386), (322, 5990), (460, 4193), (599, 3220), (644, 2995), (805, 2396), (1198, 1610)]