16814840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{373}}^1$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 46046880

約数和(自身を除く): 29232040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 70, 92, 98, 115, 140, 161, 184, 196, 230, 245, 280, 322, 373, 392, 460, 490, 644, 746, 805, 920, 980, 1127, 1288, 1492, 1610, 1865, 1960, 2254, 2611, 2984, 3220, 3730, 4508, 5222, 5635, 6440, 7460, 8579, 9016, 10444, 11270, 13055, 14920, 17158, 18277, 20888, 22540, 26110, 34316, 36554, 42895, 45080, 52220, 60053, 68632, 73108, 85790, 91385, 104440, 120106, 146216, 171580, 182770, 240212, 300265, 343160, 365540, 420371, 480424, 600530, 731080, 840742, 1201060, 1681484, 2101855, 2402120, 3362968, 4203710, 8407420, 16814840]

約数ペア:

[(1, 16814840), (2, 8407420), (4, 4203710), (5, 3362968), (7, 2402120), (8, 2101855), (10, 1681484), (14, 1201060), (20, 840742), (23, 731080), (28, 600530), (35, 480424), (40, 420371), (46, 365540), (49, 343160), (56, 300265), (70, 240212), (92, 182770), (98, 171580), (115, 146216), (140, 120106), (161, 104440), (184, 91385), (196, 85790), (230, 73108), (245, 68632), (280, 60053), (322, 52220), (373, 45080), (392, 42895), (460, 36554), (490, 34316), (644, 26110), (746, 22540), (805, 20888), (920, 18277), (980, 17158), (1127, 14920), (1288, 13055), (1492, 11270), (1610, 10444), (1865, 9016), (1960, 8579), (2254, 7460), (2611, 6440), (2984, 5635), (3220, 5222), (3730, 4508)]