16641460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1129}}^1$

素因数の和:1216

約数の個数: 48

約数和(自身を含む): 38727360

約数和(自身を除く): 22085900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 134, 220, 268, 335, 670, 737, 1129, 1340, 1474, 2258, 2948, 3685, 4516, 5645, 7370, 11290, 12419, 14740, 22580, 24838, 49676, 62095, 75643, 124190, 151286, 248380, 302572, 378215, 756430, 832073, 1512860, 1664146, 3328292, 4160365, 8320730, 16641460]

約数ペア:

[(1, 16641460), (2, 8320730), (4, 4160365), (5, 3328292), (10, 1664146), (11, 1512860), (20, 832073), (22, 756430), (44, 378215), (55, 302572), (67, 248380), (110, 151286), (134, 124190), (220, 75643), (268, 62095), (335, 49676), (670, 24838), (737, 22580), (1129, 14740), (1340, 12419), (1474, 11290), (2258, 7370), (2948, 5645), (3685, 4516)]